Career 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999
All Rounds Final 1/2 1/4 First Second Third Fourth Pre-q Rubber 1 Rubber 2 Rubber 3 Rubber 4 Rubber 5 Robin Bronze Q3 N/A Q2 Q1 ER Q4 CR QF Q5 N/A
All Courts Acrylic N/A Clay Grass Carpet Hard I.hard
All Tour Egypt F1 Egypt F2 Belarus F1 France F17 France F18 Italy F10 Russia F4 Italy F24 Ukraine F2 Ukraine F3 Egypt F3 Morocco F4 Ukraine F1 Ukraine F2 Ukraine F3 France F7 Italy F10 Russia F3 Zagreb Open - Zagreb Prague Open - Prague Top Wool Challenger Biella - Biella Copa Sevilla Internacionales de Andalucia - Seville X Ciutat de Barcelona - Barcelona 6th Sardinian International Championships - Cagliari VIII Torneo Internazionale di Tennis - Barletta V Torneo Internazionale di Tennis - Barletta Black Forest Open - Freudenstadt Pekao Open 2001 - Szczecin Copa Telefonica CTC Chile - Santiago IX Torneo Internacionale de Tennis - Barletta Tennis Napoli Cup - Napoli Czech Open 2005 - Prostejov Sir Supermercati - Rome Open Castilla y Leon - Segovia XXXVII Torneig C.E. Laieta - Barcelona Lambertz Open by Stawag - Aachen San Remo Tennis Cup - San Remo Ciudad de Pozoblanco Open Diputacion - Cordoba San Marino Cepu Open - San Marino Pekao Open - Szczecin Bauer Watertechnology Cup 2007 - Eckental Mitsubishi Electric Europe Cup - Monza Napoli Challenger Scheveningen Challenger Como Challenger Nord/LB Open 2004 - Braunschweig San Marino Cepu Open - San Marino Banca Stato Challenger - Lugano Prostejov Challenger Monza Challenger Siemens Open 2001 - Scheveningen San Marino Challenger Cordenons Challenger Szczecin Challenger Rome Challenger Prostejov Challenger Bancastato Challenger Lugano - Lugano San Marino Challenger Cordenons Challenger Szczecin Challenger Trnava Challenger Bucaramanga Challenger Bordeaux Challenger Vicenza Challenger Furth Challenger Prague Challenger Padova Challenger Todi Challenger Poznan Challenger Szczecin Challenger Trnava Challenger Rome Challenger Mohammedia Challenger Casablanca Challenger Bucaramanga Challenger Heilbronn Challenger Bastad Challenger Siemens Open - Scheveningen Como Challenger Riviera di Rimini Challenger - Rimini Alexander Kolyaskin Memorial - Donetsk ATP Challenger Open 2004 - Monchengladbach XI Ciutat de Barcelona - Barcelona XL Bermuda Open - Bermuda Nord LB Open 2006 - Braunschweig Trofeo Sisma Mantova - Mantova VII Torneo Internazionale di Tennis - Barletta Szczecin Challenger Espinho Challenger - Espinho Oberstaufen Cup - Oberstaufen Madrid Challenger ECM Prague Open - Prague San Marino Cepu Open - San Marino Polska Energia Open - Bytom La Rinascente Tennis Cup Harbour Club Milano - Milan Santo Domingo Challenger Genova Challenger Open des Alpes Trophee BNP Paribas - Grenoble Open Costa Daurada - Tarragona Lambertz Open by Stawag 2007 - Aachen KGHM Dialog Polish Indoors - Wroclaw Internazionali di Tennis di Bergamo - Bergamo Roma Open Challenger - Rome San Marino CEPU Open - San Marino Marbella Challenger UTC Open - Cherkassy Marrakech Challenger Barletta Challenger Monza Challenger Rome Challenger Podebradka Cup - Prague Orbetello Challenger Poznan Challenger San Marino Challenger Guadalajara Challenger Trnava Challenger Open Seat-Godo 2001 - Barcelona Mallorca Open - Mallorca San Luis Potosi Challenger Mallorca Open - Mallorca Telenordia Swedish Open - Bastad Gelsor Open Romania - Bucharest BellSouth Open - Vina del Mar Copa AT&T - Buenos Aires Open Seat Godo 2003 - Barcelona Energis Open - Amersfoort Campionati Internazionali di Sicilia - Palermo Genova Challenger Tanger Challenger Furth Challenger Genova Challenger Prostejov Challenger Blois Challenger Szczecin Challenger DPD Challenger 2002 - Aschaffenburg Tata Open - Chennai Adidas International - Sydney BellSouth Open - Vina del Mar Copa AT&T - Buenos Aires Brasil Open - Costa do Sauipe Open de la Comunidad Valenciana - Valencia Open Seat Godo - Barcelona Allianz Suisse Open - Gstaad The Priority Telecom Open - Amersfoort Open Romania - Bucharest Argentina Open - Buenos Aires Genova Challenger Brasil Open - Costa do Sauipe Abierto Mexicano Telfonica MoviStar - Acapulco Open Seat Godo 2005 - Barcelona Estoril Open - Estoril Internationaler Raiffeisen Grand Prix - St. Polten Mercedes Cup - Stuttgart Szczecin Challenger Croatia Open - Umag Idea Prokom Open - Sopot Open Romania - Bucharest Campionati Internazionali di Sicilia - Palermo Heineken Open - Auckland Movistar Open - Vina del Mar Abierto Mexicano Telcel - Acapulco US Men's Clay Court Championships - Houston Open SEAT Godo 2006 - Barcelona Nord/LB Open - Braunschweig AXA Open II - Espinho Open de Montauban - Montauban Tennis Cup of Flanders - Ostende BCR Open Romania - Bucharest Open Diputacion - Cordoba Open de Moselle - Metz DPD Challenger 2000 - Aschaffenburg Skandia Open - Linz Copa Sevilla - Seville Brasil Open - Costa do Sauipe Honda Kah Singapore Men's Tennis Open - Singapore Zagreb Open - Zagreb XI Venice Open - Venice Skandia Open - Linz Geneva Challenger - Geneva Hypo Group Tennis International - Portschach 4th Sardinia International Championships - Cagliari VIII Trofeo Ciutat de Barcelona - Barcelona Allianz Suisse Open - Gstaad Dutch Open Tennis - Amersfoort Orange Prokom Open - Sopot Pilot Pen Tennis - New Haven BCR Open Romania - Bucharest Stockholm Open - Stockholm Davidoff Swiss Indoors - Basel IX Ciutat de Barcelona - Barcelona Heineken Open - Auckland Open 13 - Marseille Abierto Mexicano Telcel - Acapulco Open SEAT 2008 - Barcelona Mercedes Cup - Stuttgart Dutch Open Tennis - Amersfoort Pilot Pen Tennis - New Haven JVC Trophy - Vienna If Stockholm Open - Stockholm ATP Kremlin Cup - Moscow St. Petersburg Open - St. Petersburg Movistar Open - Vina del Mar Brasil Open - Costa do Sauipe Abierto Mexicano Telcel - Acapulco Grand Prix Hassan II - Casablanca Estoril Open - Estoril BCR Open Romania - Bucharest St. Petersburg Open - St. Petersburg Qatar Exxon Mobil Open - Doha Czech Open - Prostejov Copa Telmex - Buenos Aires Abierto Mexicano Telcel - Acapulco Open Sabadell Atlantico - Barcelona Estoril Open - Estoril Open de Nice Cote dAzur - Nice Open de Tenis Comunidad Valenciana - Valencia Serbia Open - Belgrade AEGON International - Eastbourne International German Open - Hamburg Allianz Suisse Open Gstaad - Gstaad Copa Sevilla-Internacionales de Andalucia - Seville ATP Studena Croatia Open Umag - Umag Pilot Pen Tennis - New Haven BCR Open Romania - Bucharest China Open - Beijing Kremlin Cup - Moscow Open Sud de France - Montpellier St. Petersburg Open - St. Petersburg Brisbane International - Brisbane Medibank International - Sydney Brasil Open - Costa do Sauipe Pekao Open 2005 - Szczecin Copa Claro - Buenos Aires Abierto Mexicano Telcel - Acapulco Grand Prix Hassan II - Casablanca Bet-At-Home Austrian Open - Kitzbuhel Open Sabadell Atlantico - Barcelona Serbia Open - Belgrade Open de Nice Cote d'Azur - Nice Gerry Weber Open - Halle AEGON International - Eastbourne Trofeo Sisma Mantova - Mantova German Tennis Championships - Hamburg San Marino Cepu Open - San Marino ATP Studena Croatia Open - Umag Kos-Zucchetti Tennis Cup - Cordenons Winston Salem - Winston Salem Open de Moselle - Metz Open Costa Daurada - Tarragona Ciutat de Barcelona - Barcelona China Open - Beijing Bauer Watertechnology Cup - Eckental Privatbank Open 2006 - Dnepropetrovsk Kremlin Cup - Moscow St. Petersburg Open - St. Petersburg Copa Kia Challenger ATP - Santiago Hungarian Architect Open - Budapest Open de Tenis Comunidad Valenciana - Valencia II Cyclus Open de Tenis - Florianopolis Brisbane International - Brisbane VTR Open - Vina del Mar XI Torneo Internazionale di Tennis - Barletta Morocco Tennis Tour - Fes Brasil Open - Sao Paulo Open 13 - Marseille Copa Claro - Buenos Aires Ho Chi Minh City Challenger - Ho Chi Minh City Open Sabadell Atlantico - Barcelona Memorial Manfredini - Sassuolo Estoril Open - Estoril Mamaia Challenger - Constanta Open de Montauban - Montauban Riviera di Rimini Challenger - Rimini Porsche Open - Poznan Mercedes Cup - Stuttgart Kos-Zucchetti Tennis Cup - Cordenons Studena Croatia Open - Umag Roma Challenger 2007 - Rome UTC Open by Selena - Cherkassy Bet-at-home Open - Hamburg Citi Open - Washington Winston-Salem Open - Winston-Salem Kremlin Cup - Moscow Valencia Open - Valencia Brisbane International - Brisbane VTR Open - Vina del Mar Brasil Open - Sao Paulo Cairo Challenger 2002 - Cairo U.S. National Indoor Tennis Championships - Memphis Status Athens Open - Athens San Marino Cepu Open - San Marino Copa Claro - Buenos Aires Dubai Duty Free Tennis Championships - Dubai Grand Prix Hassan II - Casablanca Barcelona Open BancSabadell - Barcelona Ostdeutscher Sparkassen Cup - Dresden BMW Open - Munich Trofeo Cassa di Risparmio di Alessandria - Alessandria Unicredit Czech Open - Prostejov Bet-at-home Open - Hamburg ATP Vegeta Croatia Open - Umag Bet-at-home Cup - Kitzbuhel Winston-Salem Open - Winston-Salem Rakuten Japan Open - Tokyo Kremlin Cup - Moscow Qatar ExxonMobil Open - Doha Apia International - Sydney Heineken Open - Auckland Copa Claro - Buenos Aires Grand Prix Hassan II - Casablanca Barcelona Open BancSabadell - Barcelona BMW Tennis Championship - Sunrise Portugal Open - Oeiras Pekao Open - Szczecin Open de Nice Cote d'Azur - Nice Nord/LB Open - Braunschweig AEGON Championships - London SkiStar Swedish Open - Bastad Open 88 - Contrexeville Bet-at-home Open - Hamburg Vegeta Croatia Open - Umag Kyiv UMC Open - Kiev Trofeo Barcelona de Tenis - Barcelona Rakuten Japan Open - Tokyo If Stockholm Open - Stockholm Brisbane International - Brisbane Ecuador Open - Quito Delray Beach Open - Delray Beach Abierto Mexicano Telcel - Acapulco Argentina Open - Buenos Aires Grand Prix Hassan II - Casablanca Barcelona Open BancSabadell - Barcelona Nord/LB Open - Braunschweig Open de Nice Cote d'Azur - Nice Banca Stato Challenger Lugano - Lugano Open Tarragona Costa Daurada - Tarragona AEGON Championships - London Aegon Nottingham Open - Nottingham Open Castilla y Leon - Segovia Bet-at-home Open - Hamburg BB&T Atlanta Open - Atlanta Citi Open - Washington Austrian Open - Kitzbuhel Winston-Salem Open - Winston-Salem Pekao Open 2004 - Szczecin Pekao Open - Szczecin Tatra Banka Slovak Open - Bratislava Rakuten Japan Open - Tokyo Erste Bank Open - Vienna PEOPLEnet CUP - Dnepropetrovsk Valencia Open - Valencia Millennium Estoril Open - Estoril Apia International - Sydney Ecuador Open - Quito Argentina Open - Buenos Aires Rio Open - Rio de Janeiro Abierto Mexicano Telcel - Acapulco Barcelona Open BancSabadell - Barcelona Millennium Estoril Open - Estoril Rabat Challenger Aegon Nottingham Open - Nottingham SkiStar Swedish Open - Bastad Citi Open - Washington 12 Open Barletta Citta Della Disfida Trofeo Angeldevil - Barletta BB&T Atlanta Open - Atlanta Abierto Mexicano - Los Cabos Pekao Open 2003 - Szczecin Apia International - Sydney Ecuador Open - Quito ABN AMRO World Tennis Tournament - Rotterdam Geneva Challenger - Geneva Argentina Open - Buenos Aires Rio Open - Rio de Janeiro ATP Challenger Trophy 2008 - Trnava Open 13 - Marseille Abierto Mexicano Telcel - Acapulco 2000 Cairo Challenger - Cairo Ricoh Open - 's-Hertogenbosch Memorial Savigny - Sassuolo SkiStar Swedish Open - Bastad FILA Challenger - Biella Generali Open - Kitzbuhel Brixina Tennis Open - Bressanone Winston-Salem Open - Winston-Salem Manerbio Challenger Shenzhen Open - Shenzhen Rakuten Japan Open - Tokyo Swiss Indoors Basel - Basel Brisbane International - Brisbane Szczecin Challenger XL Challenger de Tenis Copa Sevilla - Seville Grand Prix Hassan II - Marrakech Tashkent Challenger Sibiu Challenger Astana Challenger Memorial Savigni - Sassuolo Heilbronn Challenger Meknes Challenger Rabat Challenger Marrakech Challenger Olimp Kyiv Open - Kiev Seville Challenger Zivnobanka Czech Open - Prostejov Top Wool Challenger-Immagine Trophy - Biella Challenger 42 - Andrezieux Nord LB Open - Braunschweig Internationaux du Doubs - Besancon Morocco Tennis Tour - Meknes XI Ciutat de Barcelona - Barcelona Morocco Tennis Tour - Tanger U.S. Men's Clay Court Championships - Houston Samarkand Challenger - Samarkand Kyiv UMC Open - Kiev Mercedes Cup - Stuttgart Copa Telmex - Buenos Aires St. Petersburg Open - St. Petersburg Open de Nice Cote d'Azur - Nice Next Generation Adelaide International - Adelaide Brasil Open - Costa do Sauipe Open de Tenis Comunidad Valenciana - Valencia Abierto Mexicano Telcel - Acapulco Rio Open 500 - Rio de Janeiro Grand Prix Hassan II - Casablanca Grand Prix Hassan II - Casablanca Abierto Mexicano Telcel - Acapulco Orange Warsaw Open - Warsaw If Stockholm Open - Stockholm Estoril Open - Estoril Grand Prix de Tennis de Lyon - Lyon Campionati Internazionali di Sicilia - Palermo Croatia Open - Umag BCR Open Romania - Bucharest Idea Prokom Open - Sopot Gelsor Open Romania - Bucharest Genova Challenger Campionati Internazionali di Sicilia - Palermo Brisbane International - Brisbane Casablanca Challenger Heineken Open - Auckland Davidoff Swiss Indoors Basel - Basel Napoli Challenger Qatar Exxon Mobil Open 2002 - Doha Aix En Provence Challenger Open de Moselle - Metz Grand Prix de Tennis de Lyon - Lyon BellSouth Open - Vina del Mar SA Tennis Open - Johannesburg Brasil Open - Costa do Sauipe Abierto Mexicano de Tenis Pegaso - Acapulco Qatar ExxonMobil Open - Doha Malaysian Open - Kuala Lumpur Trofeo Conde de Godo - Barcelona Internationaler Raiffeisen Grand Prix - St. Polten Davidoff Swiss Indoors Basel - Basel MoviStar Open - Vina del Mar China Open - Beijing Bet-at-home Cup - Kitzbuhel Grand Prix Hassan II - Casablanca Qatar ExxonMobil Open - Doha Copa Telmex - Buenos Aires TD Waterhouse Cup - Long Island Abierto Mexicano Telcel - Acapulco Grand Prix Hassan II - Casablanca Tata Open 2003 - Chennai Sophia Antipolis Challenger Copa Telmex - Buenos Aires Valencia Open - Valencia Malaysian Open - Kuala Lumpur Generali Open - Kitzbuhel Heineken Open - Auckland Open de Moselle - Metz Grand Prix Hassan II - Casablanca Gelsor Open Romania - Bucharest Barcelona Open BancSabadell - Barcelona Campionati Internazionali di Sicilia - Palermo Open de la Comunidad Valenciana - Valencia BellSouth Open - Vina del Mar Abierto Mexicano Telfonica MoviStar - Acapulco Open Sabadell Atlantico - Barcelona Delray Beach International Tennis Championships - Delray Beach Tennis Masters Series - Miami Tennis Masters Series - Monte Carlo Tennis Masters Series - Rome Tennis Masters Series - Hamburg Tennis Masters Series - Miami Tennis Masters Series - Monte Carlo Tennis Masters Series - Rome Mercedes Cup - Stuttgart Croatia Open - Umag Davidoff Swiss Indoors - Basel International Championship of Croatia - Umag Tennis Masters Series - Monte Carlo Telecom Italia Masters - Rome BMW Open - Munich Adidas International - Sydney NASDAQ-100 Open - Miami Masters Series Hamburg - Hamburg Sony Ericsson Open - Miami Campionati Internazionali D'Italia - Rome Tennis Masters Series - Madrid BNP Paribas Masters - Paris Sony Ericsson Open - Miami Heineken Open - Auckland Masters Series Monte-Carlo - Monte-Carlo Masters Series Hamburg - Hamburg International Championship of Croatia - Umag AEGON Championships - London AEGON International - Eastbourne Estoril Open - Estoril Mutua Madrilena Masters Madrid - Madrid BNP Paribas Open - Indian Wells Citi Open - Washington China Open - Beijing Dubai Duty Free Tennis Championships - Dubai Sony Ericsson Open - Miami Monte-Carlo Rolex Masters - Monte-Carlo Internazionali BNL dItalia - Rome Mutua Madrilena Masters Madrid - Madrid BNP Paribas Masters - Paris RCA Championships - Indianapolis BNP Paribas Open - Indian Wells Sony Ericsson Open - Miami Monte-Carlo Rolex Masters - Monte-Carlo Internazionali BNL dItalia - Rome Mutua Madrilena Masters Madrid - Madrid Rogers Cup - Toronto Western & Southern Financial Group Masters - Cincinnati Shanghai ATP Masters 1000 - Shanghai BNP Paribas Open - Indian Wells Campionati Internazionali di Sicilia - Palermo Sony Ericsson Open - Miami Monte-Carlo Rolex Masters - Monte-Carlo Mutua Madrilena Madrid Open - Madrid Internazionali BNL d'Italia - Rome Stockholm Open - Stockholm Rogers Cup - Montreal Western & Southern Financial Group Masters - Cincinnati Shanghai ATP Masters - Shanghai BNP Paribas Masters - Paris BNP Paribas Open - Indian Wells Sony Ericsson Open - Miami Monte-Carlo Rolex Masters - Monte-Carlo Mutua Madrilena Madrid Open - Madrid Swiss Indoors Basel - Basel Internazionali BNL d'Italia - Rome Western & Southern Open - Cincinnati Shanghai Rolex Masters - Shanghai Abierto Mexicano de Tenis Pegaso - Acapulco BNP Paribas Masters - Paris Sony Open Tennis - Miami Monte-Carlo Rolex Masters - Monte-Carlo Mutua Madrid Open - Madrid Internazionali BNL d'Italia - Rome Rogers Cup - Montreal Western & Southern Open - Cincinnati Shanghai Rolex Masters - Shanghai BNP Paribas Masters - Paris BNP Paribas Open - Indian Wells Valencia Open - Valencia Sony Open Tennis - Miami Monte-Carlo Rolex Masters - Monte-Carlo Mutua Madrid Open - Madrid Internazionali BNL d'Italia - Rome Shanghai Rolex Masters - Shanghai BNP Paribas Open - Indian Wells Miami Open - Miami Monte-Carlo Rolex Masters - Monte-Carlo Internazionali BNL d'Italia - Rome Rogers Cup - Montreal Western & Southern Open - Cincinnati Shanghai Rolex Masters - Shanghai BNP Paribas Masters - Paris BNP Paribas Open - Indian Wells Miami Open - Miami Mutua Madrid Open - Madrid Internazionali BNL d'Italia - Rome Rogers Cup - Toronto BNP Paribas Open - Indian Wells Miami Open - Miami Mutua Madrid Open - Madrid Internazionali BNL d'Italia - Rome Western & Southern Open - Cincinnati Shanghai Rolex Masters - Shanghai Internazionali BNL d'Italia - Rome Royal Guard Open Chile - Vina del Mar Brasil Open - Sao Paulo Mercedes Cup - Stuttgart Grand Prix Hassan II - Marrakech Brisbane International - Brisbane Idea Prokom Open - Sopot European Open - Antwerp Copa AT&T - Buenos Aires Open de Tenis Comunidad Valenciana - Valencia Generali Open - Kitzbuhel Rio Open - Rio de Janeiro Brasil Open - Costa do Sauipe Generali Open - Kitzbuhel Dutch Open Tennis - Amersfoort Estoril Open - Estoril Qatar Exxon Mobil Open - Doha Copa Telmex - Buenos Aires Grand Prix Hassan II - Casablanca Heineken Open - Auckland Davidoff Swiss Indoors Basel - Basel Open de Tenis Comunidad Valenciana - Valencia BCR Open Romania - Bucharest Heineken Open - Auckland ABN AMRO World Tennis Tournament - Rotterdam Gerry Weber Open - Halle Mercedes Cup - Stuttgart U.S. National Indoor Tennis Championships - Memphis Swiss Indoors Basel - Basel Open Sud de France - Montpellier Suisse Open - Gstaad Sydney International - Sydney Wimbledon - London French Open - Paris French Open - Paris French Open - Paris U.S. Open - New York Australian Open - Melbourne BNP Paribas Masters - Paris BNP Paribas Open - Indian Wells Australian Open - Melbourne French Open - Paris Wimbledon - London Australian Open - Melbourne French Open - Paris U.S. Open - New York Australian Open - Melbourne French Open - Paris Wimbledon - London U.S. Open - New York Australian Open - Melbourne French Open - Paris Wimbledon - London U.S. Open - New York Australian Open - Melbourne French Open - Paris Wimbledon - London U.S. Open - New York U.S. Open - New York Australian Open - Melbourne French Open - Paris Wimbledon - London U.S. Open - New York Australian Open - Melbourne French Open - Paris Wimbledon - London U.S. Open - New York Australian Open - Melbourne French Open - Paris Wimbledon - London U.S. Open - New York Australian Open - Melbourne Wimbledon - London Australian Open - Melbourne French Open - Paris Wimbledon - London Australian Open - Melbourne French Open - Paris Wimbledon - London U.S. Open - New York Australian Open - Melbourne French Open - Paris Wimbledon - London U.S. Open - New York Western & Southern Open - Cincinnati Australian Open - Melbourne French Open - Paris U.S. Open - New York Australian Open - Melbourne French Open - Paris Pacific Life Open - Indian Wells Wimbledon - London U.S. Open - New York Australian Open - Melbourne French Open - Paris Wimbledon - London Wimbledon - London U.S. Open - New York U.S. Open - New York Australian Open - Melbourne Wimbledon - London French Open - Paris BNP Paribas Masters - Paris Rogers Cup - Toronto Davis Cup, Group 2, 1R, GRE-UKR 3-2 Davis Cup, Group I, 1R, UKR-SVK 3-2 Davis Cup, Group I, 2R, UKR-SWE 3-2 Davis Cup, World Group, PO, ESP-UKR 5-0 Davis Cup, Group I, PO, ISR-UKR 0-5 U.S. Open - New York Campeonato de Espana Kia de Tenis 2004 - Madrid U.S. Open (juniors) Australian Open (juniors) French Open (juniors) River Oaks International Tennis Tournament - Houston River Oaks International Tennis Tournament - Houston Davis Cup, Group 1, PO, UKR-GBR 2-3 Wimbledon (juniors) Davis Cup, Group I, 2R, POL-UKR 3-1 Hopman Cup - Perth