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 V Torneo Internazionale di Tennis - Barletta Black Forest Open - Freudenstadt Pekao Open 2001 - Szczecin 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 XXXVII Torneig C.E. Laieta - Barcelona Nord/LB Open 2004 - Braunschweig Copa Telefonica CTC Chile - Santiago IX Torneo Internacionale de Tennis - Barletta Tennis Napoli Cup - Napoli Czech Open 2005 - Prostejov Banca Stato Challenger - Lugano Sir Supermercati - Rome Open Castilla y Leon - Segovia Lambertz Open by Stawag - Aachen San Remo Tennis Cup - San Remo Ciudad de Pozoblanco Open Diputacion - Cordoba San Marino Cepu Open - San Marino Mitsubishi Electric Europe Cup - Monza Scheveningen Challenger Prostejov Challenger Monza Challenger San Marino Challenger Cordenons Challenger Szczecin Challenger San Marino Cepu Open - San Marino Rome Challenger Prostejov Challenger Siemens Open 2001 - Scheveningen San Marino Challenger Cordenons Challenger Szczecin Challenger Trnava Challenger Bucaramanga Challenger Bancastato Challenger Lugano - Lugano 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 Como Challenger Siemens Open - Scheveningen 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 Pekao Open - Szczecin Open des Alpes Trophee BNP Paribas - Grenoble Open Costa Daurada - Tarragona Lambertz Open by Stawag 2007 - Aachen Bauer Watertechnology Cup 2007 - Eckental 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 Napoli Challenger Monza Challenger Rome Challenger Podebradka Cup - Prague Orbetello Challenger Poznan Challenger San Marino Challenger Guadalajara Challenger Como Challenger Trnava Challenger San Luis Potosi Challenger Mallorca Open - Mallorca Mallorca Open - Mallorca Gelsor Open Romania - Bucharest Genova Challenger BellSouth Open - Vina del Mar Copa AT&T - Buenos Aires Grand Prix Hassan II - Casablanca Open Seat Godo 2003 - Barcelona Energis Open - Amersfoort Tanger Challenger Campionati Internazionali di Sicilia - Palermo Furth Challenger Genova Challenger Prostejov Challenger Blois Challenger Szczecin Challenger DPD Challenger 2002 - Aschaffenburg Genova Challenger Internationaler Raiffeisen Grand Prix - St. Polten 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 Szczecin Challenger Allianz Suisse Open - Gstaad The Priority Telecom Open - Amersfoort Open Romania - Bucharest Argentina Open - Buenos Aires Brasil Open - Costa do Sauipe Abierto Mexicano Telfonica MoviStar - Acapulco Open Seat Godo 2005 - Barcelona Estoril Open - Estoril Nord/LB Open - Braunschweig AXA Open II - Espinho Open de Montauban - Montauban Tennis Cup of Flanders - Ostende Open Diputacion - Cordoba Mercedes Cup - Stuttgart DPD Challenger 2000 - Aschaffenburg Skandia Open - Linz Copa Sevilla - Seville Croatia Open - Umag Idea Prokom Open - Sopot Honda Kah Singapore Men's Tennis Open - Singapore Open Romania - Bucharest Zagreb Open - Zagreb Campionati Internazionali di Sicilia - Palermo XI Venice Open - Venice Skandia Open - Linz Geneva Challenger - Geneva 4th Sardinia International Championships - Cagliari VIII Trofeo Ciutat de Barcelona - Barcelona Heineken Open - Auckland Movistar Open - Vina del Mar Abierto Mexicano Telcel - Acapulco US Men's Clay Court Championships - Houston Open SEAT Godo 2006 - Barcelona IX Ciutat de Barcelona - Barcelona BCR Open Romania - Bucharest Open de Moselle - Metz Brasil Open - Costa do Sauipe Hypo Group Tennis International - Portschach Allianz Suisse Open - Gstaad Dutch Open Tennis - Amersfoort JVC Trophy - Vienna Orange Prokom Open - Sopot Pilot Pen Tennis - New Haven BCR Open Romania - Bucharest Stockholm Open - Stockholm Davidoff Swiss Indoors - Basel 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 If Stockholm Open - Stockholm ATP Kremlin Cup - Moscow St. Petersburg Open - St. Petersburg Movistar Open - Vina del Mar Czech Open - Prostejov Brasil Open - Costa do Sauipe Abierto Mexicano Telcel - Acapulco Grand Prix Hassan II - Casablanca Estoril Open - Estoril Copa Sevilla-Internacionales de Andalucia - Seville BCR Open Romania - Bucharest If Stockholm Open - Stockholm Grand Prix de Tennis de Lyon - Lyon St. Petersburg Open - St. Petersburg Open de Tenis Comunidad Valenciana - Valencia Serbia Open - Belgrade Qatar Exxon Mobil Open - Doha Brisbane International - Brisbane Heineken Open - Auckland SA Tennis Open - Johannesburg Brasil Open - Costa do Sauipe Copa Telmex - Buenos Aires Abierto Mexicano Telcel - Acapulco Grand Prix Hassan II - Casablanca Open Sabadell Atlantico - Barcelona Estoril Open - Estoril Open de Nice Cote dAzur - Nice Pekao Open 2005 - Szczecin AEGON International - Eastbourne International German Open - Hamburg Allianz Suisse Open Gstaad - Gstaad ATP Studena Croatia Open Umag - Umag Pilot Pen Tennis - New Haven BCR Open Romania - Bucharest Malaysian Open - Kuala Lumpur China Open - Beijing Kremlin Cup - Moscow Open Sud de France - Montpellier St. Petersburg Open - St. Petersburg Trofeo Sisma Mantova - Mantova Brisbane International - Brisbane San Marino Cepu Open - San Marino Medibank International - Sydney Kos-Zucchetti Tennis Cup - Cordenons Brasil Open - Costa do Sauipe Open Costa Daurada - Tarragona Ciutat de Barcelona - Barcelona Copa Claro - Buenos Aires Abierto Mexicano Telcel - Acapulco Bauer Watertechnology Cup - Eckental Grand Prix Hassan II - Casablanca Privatbank Open 2006 - Dnepropetrovsk Bet-At-Home Austrian Open - Kitzbuhel Open Sabadell Atlantico - Barcelona Serbia Open - Belgrade Copa Kia Challenger ATP - Santiago Hungarian Architect Open - Budapest Open de Nice Cote d'Azur - Nice Gerry Weber Open - Halle II Cyclus Open de Tenis - Florianopolis AEGON International - Eastbourne XI Torneo Internazionale di Tennis - Barletta Mercedes Cup - Stuttgart Morocco Tennis Tour - Fes German Tennis Championships - Hamburg ATP Studena Croatia Open - Umag Winston Salem - Winston Salem Open de Moselle - Metz Ho Chi Minh City Challenger - Ho Chi Minh City Memorial Manfredini - Sassuolo China Open - Beijing Kremlin Cup - Moscow Mamaia Challenger - Constanta St. Petersburg Open - St. Petersburg Open de Montauban - Montauban Open de Tenis Comunidad Valenciana - Valencia Riviera di Rimini Challenger - Rimini Porsche Open - Poznan Brisbane International - Brisbane Kos-Zucchetti Tennis Cup - Cordenons Roma Challenger 2007 - Rome UTC Open by Selena - Cherkassy VTR Open - Vina del Mar Brasil Open - Sao Paulo Open 13 - Marseille Copa Claro - Buenos Aires Abierto Mexicano Telcel - Acapulco Grand Prix Hassan II - Casablanca Open Sabadell Atlantico - Barcelona Estoril Open - Estoril Cairo Challenger 2002 - Cairo Status Athens Open - Athens San Marino Cepu Open - San Marino Mercedes Cup - Stuttgart Ostdeutscher Sparkassen Cup - Dresden Studena Croatia Open - Umag Bet-at-home Open - Hamburg Trofeo Cassa di Risparmio di Alessandria - Alessandria Unicredit Czech Open - Prostejov Citi Open - Washington Winston-Salem Open - Winston-Salem Malaysian Open - Kuala Lumpur China Open - Beijing Kremlin Cup - Moscow Valencia Open - Valencia Brisbane International - Brisbane VTR Open - Vina del Mar Brasil Open - Sao Paulo U.S. National Indoor Tennis Championships - Memphis Copa Claro - Buenos Aires Dubai Duty Free Tennis Championships - Dubai Grand Prix Hassan II - Casablanca Barcelona Open BancSabadell - Barcelona BMW Open - Munich Open de Nice Cote d'Azur - Nice BMW Tennis Championship - Sunrise Pekao Open - Szczecin Bet-at-home Open - Hamburg ATP Vegeta Croatia Open - Umag Nord/LB Open - Braunschweig Bet-at-home Cup - Kitzbuhel Winston-Salem Open - Winston-Salem Open 88 - Contrexeville Rakuten Japan Open - Tokyo Kremlin Cup - Moscow Qatar ExxonMobil Open - Doha Apia International - Sydney Heineken Open - Auckland Kyiv UMC Open - Kiev Copa Claro - Buenos Aires Rio Open 500 - Rio de Janeiro Trofeo Barcelona de Tenis - Barcelona Abierto Mexicano Telcel - Acapulco Grand Prix Hassan II - Casablanca Barcelona Open BancSabadell - Barcelona Portugal Open - Oeiras Open de Nice Cote d'Azur - Nice AEGON Championships - London SkiStar Swedish Open - Bastad Bet-at-home Open - Hamburg Vegeta Croatia Open - Umag Bet-at-home Cup - Kitzbuhel Nord/LB Open - Braunschweig Rakuten Japan Open - Tokyo If Stockholm Open - Stockholm Banca Stato Challenger Lugano - Lugano Open Tarragona Costa Daurada - Tarragona Valencia Open - Valencia Brisbane International - Brisbane Ecuador Open - Quito Open Castilla y Leon - Segovia Delray Beach Open - Delray Beach Abierto Mexicano Telcel - Acapulco Argentina Open - Buenos Aires Barcelona Open BancSabadell - Barcelona Pekao Open 2004 - Szczecin Open de Nice Cote d'Azur - Nice Pekao Open - Szczecin AEGON Championships - London Aegon Nottingham Open - Nottingham Tatra Banka Slovak Open - Bratislava Bet-at-home Open - Hamburg BB&T Atlanta Open - Atlanta PEOPLEnet CUP - Dnepropetrovsk Citi Open - Washington Austrian Open - Kitzbuhel Winston-Salem Open - Winston-Salem Rakuten Japan Open - Tokyo Erste Bank Open - Vienna 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 Generali Open - Kitzbuhel 12 Open Barletta Citta Della Disfida Trofeo Angeldevil - Barletta BB&T Atlanta Open - Atlanta Abierto Mexicano - Los Cabos Apia International - Sydney Ecuador Open - Quito ABN AMRO World Tennis Tournament - Rotterdam Argentina Open - Buenos Aires Pekao Open 2003 - Szczecin Rio Open - Rio de Janeiro Open 13 - Marseille Abierto Mexicano Telcel - Acapulco Geneva Challenger - Geneva ATP Challenger Trophy 2008 - Trnava 2000 Cairo Challenger - Cairo Ricoh Open - 's-Hertogenbosch SkiStar Swedish Open - Bastad Generali Open - Kitzbuhel Memorial Savigny - Sassuolo Winston-Salem Open - Winston-Salem Shenzhen Open - Shenzhen Rakuten Japan Open - Tokyo Swiss Indoors Basel - Basel FILA Challenger - Biella Brisbane International - Brisbane Brixina Tennis Open - Bressanone Manerbio Challenger Grand Prix Hassan II - Marrakech Szczecin Challenger XL Challenger de Tenis Copa Sevilla - Seville 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 Copa Telmex - Buenos Aires St. Petersburg Open - St. Petersburg Next Generation Adelaide International - Adelaide Brasil Open - Costa do Sauipe Open de Tenis Comunidad Valenciana - Valencia Grand Prix Hassan II - Casablanca Orange Warsaw Open - Warsaw Estoril Open - Estoril Open Seat-Godo 2001 - Barcelona 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 Casablanca Challenger 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 Abierto Mexicano de Tenis Pegaso - Acapulco Qatar ExxonMobil Open - Doha Trofeo Conde de Godo - Barcelona Internationaler Raiffeisen Grand Prix - St. Polten Davidoff Swiss Indoors Basel - Basel MoviStar Open - Vina del Mar Telenordia Swedish Open - Bastad 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 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 Tennis Masters Series - Miami Delray Beach International Tennis Championships - Delray Beach 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 Tennis Masters Series - Monte Carlo International Championship of Croatia - Umag Telecom Italia Masters - Rome NASDAQ-100 Open - Miami BMW Open - Munich Masters Series Hamburg - Hamburg Adidas International - Sydney Sony Ericsson Open - Miami Campionati Internazionali D'Italia - Rome Tennis Masters Series - Madrid BNP Paribas Masters - Paris Sony Ericsson Open - Miami Masters Series Monte-Carlo - Monte-Carlo Masters Series Hamburg - Hamburg Mutua Madrilena Masters Madrid - Madrid Heineken Open - Auckland BNP Paribas Open - Indian Wells Sony Ericsson Open - Miami Monte-Carlo Rolex Masters - Monte-Carlo International Championship of Croatia - Umag Internazionali BNL dItalia - Rome AEGON Championships - London AEGON International - Eastbourne Estoril Open - Estoril Mutua Madrilena Masters Madrid - Madrid Citi Open - Washington China Open - Beijing Dubai Duty Free Tennis Championships - Dubai BNP Paribas Masters - Paris 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 RCA Championships - Indianapolis BNP Paribas Open - Indian Wells Sony Ericsson Open - Miami Monte-Carlo Rolex Masters - Monte-Carlo Mutua Madrilena Madrid Open - Madrid Internazionali BNL d'Italia - Rome Rogers Cup - Montreal Western & Southern Financial Group Masters - Cincinnati Campionati Internazionali di Sicilia - Palermo Shanghai ATP Masters - Shanghai BNP Paribas Masters - Paris BNP Paribas Open - Indian Wells Sony Ericsson Open - Miami Stockholm Open - Stockholm Monte-Carlo Rolex Masters - Monte-Carlo Mutua Madrilena Madrid Open - Madrid Internazionali BNL d'Italia - Rome Western & Southern Open - Cincinnati Shanghai Rolex Masters - Shanghai BNP Paribas Masters - Paris Sony Open Tennis - Miami Monte-Carlo Rolex Masters - Monte-Carlo Swiss Indoors Basel - Basel Mutua Madrid Open - Madrid Internazionali BNL d'Italia - Rome Rogers Cup - Montreal Abierto Mexicano de Tenis Pegaso - Acapulco Western & Southern Open - Cincinnati Shanghai Rolex Masters - Shanghai BNP Paribas Masters - Paris BNP Paribas Open - Indian Wells Sony Open Tennis - Miami Monte-Carlo Rolex Masters - Monte-Carlo Mutua Madrid Open - Madrid Internazionali BNL d'Italia - Rome Valencia Open - Valencia 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 French Open - Paris French Open - Paris Australian Open - Melbourne French Open - Paris U.S. Open - New York Australian Open - Melbourne Wimbledon - London BNP Paribas Masters - Paris BNP Paribas Open - Indian Wells 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 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 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 Wimbledon - London Australian Open - Melbourne French Open - Paris Wimbledon - London French Open - Paris Wimbledon - London U.S. Open - New York French Open - Paris Australian Open - Melbourne Pacific Life Open - Indian Wells Wimbledon - London U.S. Open - New York Australian Open - Melbourne French Open - Paris Wimbledon - London French Open - Paris U.S. Open - New York 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 Australian Open - Melbourne Australian Open - Melbourne Wimbledon - London French Open - Paris BNP Paribas Masters - Paris Rogers Cup - Toronto U.S. Open - New York 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 Davis Cup, Group 1, PO, UKR-GBR 2-3 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 Wimbledon (juniors) Davis Cup, Group I, 2R, POL-UKR 3-1 Hopman Cup - Perth