Career 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002
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 USA F1 USA F2 USA F3 Qatar F1 Qatar F2 Japan F4 Japan F5 USA F28 USA F29 Indonesia-w1 Indonesia-w2 Indonesia-w3 Indonesia-w4 Australia F1 Uzbekistan F1 Uzbekistan F2 Spain F13 China F4 China F5 Australia F1 Australia F2 Uzbekistan F3 Japan F4 Turkey F1 USA F13 Turkey F3 USA F14 Turkey F4 Japan F11 Japan F12 Australia F1 Australia F2 Israel F1 Israel F2 Israel F3 Japan F2 Turkey F2 Turkey F3 Korea F1 Uzbekistan F2 Turkey F4 Turkey F5 Ireland F2 Iran F1 Iran F2 Spain F35 Spain F37 China F6 China F7 Tunisia F4 Tunisia F5 Tunisia F6 Israel F4 Israel F5 China F2 Germany F4 Germany F5 Croatia F1 Croatia F2 Switzerland F2 Switzerland F3 Japan F1 Japan F2 Japan F3 Turkey F3 Turkey F4 Turkey F5 Turkey F6 Uzbekistan F2 Turkey F7 Thailand F4 Thailand F5 Germany F4 Kazakhstan F1 Turkey F4 Turkey F5 Malaysia F1 Malaysia F2 Malaysia F3 Korea F5 Korea F6 Thailand F3 Turkey F9 Usa F3 Usa F7 Usa F8 Usa F9 Indonesia F3 Malaysia F1 Malaysia F2 Brazil F17 Australia F5 Australia F6 Australia F7 China F8 Japan F9 Japan F10 Laos F1 China F1 China F2 Thailand F1 Thailand F2 China F3 China F4 China F5 Korea F2 Korea F3 China F7 Chinese Taipei F1 Chinese Taipei F2 Chinese Taipei F3 Chinese Taipei F4 China F4 Vietnam F3 Israel F7 Israel F8 Israel F9 China F8 India F9 China F9 China F10 Indonesia F2 Kazakhstan F6 Kazakhstan F7 Kuwait F2 Kuwait F3 Turkey F41 Turkey F42 Turkey F43 Turkey F44 Turkey F45 Cambodia F2 Turkey F46 Turkey F5 Turkey F6 Turkey F7 Turkey F8 Turkey F9 Israel F5 Israel F6 Turkey F11 Japan F3 Turkey F12 Uzbekistan F1 Uzbekistan F2 Korea F1 Turkey F21 India F8 Spain F19 Turkey F31 Chinese Taipei F1 Turkey F35 Turkey F39 Thailand F5 Cambodia F3 Turkey F50 Turkey F51 China F1 China F2 Turkey F8 Qatar F1 Qatar F2 Qatar F3 Thailand F8 Kazakhstan F11 Turkey F34 Thailand F4 Thailand F9 Japan F6 Kazakhstan F10 Turkey F18 Chinese Taipei F1 Turkey F34 Philippines F1 Egypt F4 Egypt F5 India F1 Thailand F5 Uzbekistan F1 Uzbekistan F2 Thailand F1 Japan F9 Turkey F19 Hong Kong F1 China F10 China F11 Thailand F6 Thailand F7 Spain F20 Thailand F9 Cambodia F3 Turkey F4 Uzbekistan F2 Australia F7 China F7 Korea F3 USA F30 China F1 China F2 Uzbekistan F3 Australia F2 Uzbekistan F4 Korea F2 Turkey F1 Turkey F3 Spain F36 Australia F8 China F6 China F1 Korea F4 Uzbekistan F4 Thailand F1 Vietnam F6 Chinese Taipei F1 Vietnam F9 Turkey F48 Turkey F49 Thailand F6 Turkey F2 (Antalya) Turkey F3 (Antalya) Indonesia F1 (Jakarta) Turkey F6 (Antalya) Turkey F7 (Antalya) Egypt F7 (Sharm El Sheikh) Turkey F8 (Antalya) Egypt F8 (Sharm El Sheikh) Egypt F9 (Sharm El Sheikh) Israel F1 (Ramat Hasharon) Turkey F2 Israel F2 (Ramat Hasharon) Turkey F12 (Antalya) Indonesia F5 (Jakarta) Indonesia F6 (Jakarta) Turkey F14 (Antalya) Turkey F15 (Antalya) Turkey F16 (Antalya) Turkey F18 (Antalya) Thailand F2 (Hua Hin) Belarus F1 (Minsk) Belarus F2 (Minsk) Belarus F3 (Minsk) Turkey F32 (Antalya) Turkey F33 (Antalya) Usa F2 Turkey F36 (Antalya) Turkey F37 (Antalya) Turkey F38 (Antalya) Thailand F9 (Pattaya) Turkey F40 (Antalya) Malaysia F3 (Kuala Lumpur) Kuwait F2 (Meshref) Vietnam F1 (Thu Dau Mot City) Vietnam F2 (Thu Dau Mot City) Indonesia F7 (Jakarta) Turkey F23 (Istanbul) Indonesia F8 (Jakarta) Qatar F4 (Doha) Qatar F5 (Doha) Thailand F12 (Hua Hin) Hong Kong F4 (Hong Kong) Qatar F6 (Doha) Hong Kong F5 (Hong Kong) Kazakhstan F1 (Aktobe) Kazakhstan F2 (Shymkent) Qatar F1 (Doha) Qatar F2 (Doha) Thailand F4 Qatar F3 (Doha) Bahrain F1 (Manama) Turkey F12 (Antalya) Turkey F13 (Antalya) Turkey F14 (Antalya) Turkey F16 (Antalya) Turkey F18 (Antalya) Turkey F19 (Antalya) Turkey F20 (Antalya) Turkey F21 (Antalya) Hong Kong F2 (Hong Kong) China F10 (Shenzhen) Chinese Taipei F1 (Taipei) Chinese Taipei F2 (Taipei) Belarus F1 (Minsk) Pakistan F1 (Islamabad) M15 Anning M15 Anning M15 Anning M15 Doha M15 Doha M15 Antalya M15 Antalya M15 Antalya M15 Wuhan M15 Antalya M25 Wuhan M15 Antalya M15 Antalya M15 Antalya China F1 M15 Almaty M25 Taipei M25 Taipei M25 Nonthaburi M25 Nonthaburi China F2 M15 Kiryat Shmona M15 Kiryat Shmona M15 Hua Hin M15 Hua Hin M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Nonthaburi M25 Nonthaburi Korea F2 M25 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya Turkey F15 (Antalya) M15 Novi Sad M15 Novi Sad M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M25 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Antalya M15 Monastir M15 Antalya M15 Antalya M15 Antalya M15 Monastir M25 Antalya M25 Antalya M15 Antalya M15 Antalya M25 Antalya M15 Antalya M25 Antalya M15 Antalya M25 Tbilisi M15 Antalya M15 Antalya M15 Antalya M15 Antalya Shimadzu All Japan Indoor - Kyoto Samarkand Challenger - Samarkand M15 Antalya M15 Antalya Fifth Third Bank Tennis Classic - Lexington GHI Bronx Classic - Bronx Shimadzu All Japan Indoor Tennis Championships - Kyoto HTV Challenger - Ho Chi Minh City Penza Cup - Penza Head Cup Busan Open - Busan Bukhara Challenger - Bukhara Samarkand Challenger - Samarkand Turkey F5 Heineken Challenger - Ho Chi Minh City Uzbekistan F1 Fergana Challenger - Fergana Busan Open Challenger Tennis - Busan Hilton Waikoloa Village USTA Challenger - Waikoloa Astana Challenger - Astana M15 Antalya Tumkur Open - Tumkur Togliatti Cup - Togliatti Samarkand Challenger - Samarkand Karshi Challenger - Karshi Fergana Challenger - Fergana 2006 North Shore Pro Tennis Championship - Winnetka M15 Antalya Flea Market Cup - Busan Club Coop's ATP Challenger International - Brisbane Sail Open - New Delhi BH Indoor Sarajevo - Sarajevo Fergana Challenger - Fergana Izmir Cup - Izmir 2004 Colorado Tennis Classic - Denver Nielsen USTA Pro Tennis Championship - Winnetka Israel Open in Memory of Col. Ilan Ramon - Ramat Hasharon Binghamton Professional Tennis Tournament - Binghamton Akbank Private Banking TED Open - Istanbul Taiwan Challenger - Kaohsiung Caloundra ATP Challenger - Caloundra Flea Market Cup Busan Challenger Tennis - Busan Open de Tenis Amaya - Pamplona Bukhara Challenger - Bukhara 2008 China TCL Challenger - Guangzhou Keio Challenger International Tennis Tournament - Yokohama USTA Men's Challenger of Dallas - Dallas Belgrade Challenger Akbank Private Banking TED Open 2006 - Istanbul Kyoto Challenger Bangkok Challenger Korat Challenger Austin Challenger - Austin Baton Rouge Challenger Talahassee Challenger Shimadzu All Japan Indoor Tennis Championships - Kyoto Dublin Challenger - Dublin Manchester Challenger Recanati Challenger Istanbul Challenger Karshi Challenger Challenger Banque Nationale Rimouski - Rimouski Almaty Challenger Calabasas Challenger Astana Challenger Yokohama Challenger Sarajevo Challenger Ramat Hasharon Challenger Busan Challenger Nottingham Challenger Penza Cup - Penza Brasilia Challenger Izmir Challenger Internationaux du Doubs - Besancon Shimadzu All Japan Indoor Tennis Championships - Kyoto Dallas Challenger Le Gosier Challenger Rome Challenger Fergana Challenger Braunschweig Challenger M15 Antalya Busan Open Challenger Tennis - Busan Scheveningen Challenger Ramat Hasharon Challenger Sopot Challenger M15 Antalya Wuhai Challenger Beijing Challenger M15 Antalya Karshi Challenger Samsung Securities Cup - Seoul M25 Antalya Astana Challenger Shanghai Challenger Banja Luka Challenger Izmir Challenger M15 Antalya M15 Antalya Seoul Challenger M15 Antalya Alexander Kolyaskin Memorial - Donetsk Helsinki Challenger Toyota Challenger Heilbronn Challenger Burnie Challenger President's Cup - Astana Kyoto Challenger San Luis Potosi Challenger Tunis Challenger Kaohsiung Challenger Busan Open Challenger Tennis - Busan Astana Challenger San Marino Challenger Bangkok Challenger M15 Antalya Togliatti Cup - Togliatti Dallas Challenger Tunis Challenger Karshi Challenger Prague Challenger Istanbul Challenger M25 Antalya Eskisehir Challenger Samsung Challenger 2007 - Ho Chi Minh City Astana Challenger Vancouver Challenger M25 Antalya Istanbul Challenger Kaoshuing Challenger Izmir Challenger Turkey F6 M15 Antalya Bukhara Challenger - Bukhara Kazan Challenger Toyota Challenger Chennai Challenger Kolkata Challenger New Delhi Challenger Astana Challenger Mersin Challenger Tunis Challenger Gimcheon Challenger Busan Challenger McDonalds ATP Challenger - Burnie Heilbronn Challenger Nanchang Challenger Istanbul Challenger Segovia Challenger Istanbul Challenger Izmir Challenger Mons Challenger Tashkent Challenger Rennes Challenger Indore Challenger Mouilleron-Le-Captif Challenger Noumea Challenger New Delhi Challenger Kazan Challenger Beijing Challenger Guangzhou Challenger Karshi Challenger Kazan Challenger Challenger Banque Nationale - Granby M15 Antalya M15 Antalya Kaohsiung Challenger Mons Challenger Rennes Challenger Pune Challenger Eckental Challenger M15 Antalya Brescia Challenger Toyota Challenger New Delhi Challenger Guangzhou Challenger Raanana Challenger Busan Challenger Rome Challenger Seoul Challenger Izmir Challenger Heilbronn Challenger Bangkok Challenger Fergana Challenger Samarkand Challenger Todi Challenger Shanghai Challenger Toyota Challenger Toyota Challenger Budapest Challenger Bratislava Challenger Toyota Challenger Seoul Challenger Yokohama Challenger Astana Challenger Mordova Cup 2007 - Saransk Bangkok Challenger Bangkok Challenger Kyoto Challenger Rimini Challenger Busan Challenger Tianjin Challenger Kaohsiung Challenger Recanati Challenger Winnipeg Challenger Gatineau Challenger Astana Challenger Chengdu Challenger Jinan Challenger Pune Challenger Traralgon Challenger Eckental Challenger Istanbul Challenger Izmir Challenger Traralgon Challenger 2 Prague Challenger Heilbronn Challenger Helsinki Challenger Honolulu Challenger Andria Challenger Portoroz Challenger Taipei City Challenger Qujing Challenger Istanbul Challenger Kaohsiung Challenger Raanana Challenger Taipei City Challenger Karshi Challenger M15 Antalya Fergana Challenger Gimcheon Challenger Guangzhou Challenger M15 Antalya Astana Challenger M15 Antalya Pingguo Challenger Almaty Challenger Bangkok Challenger M15 Antalya Shanghai Challenger M15 Antalya M15 Antalya Izmir Challenger Orleans Challenger Tashkent Challenger M15 Antalya Bangalore Challenger Kobe Challenger Zhangjiagang Challenger Bangkok Challenger Kyoto Challenger Zhuhai Challenger Shenzhen Challenger Belgaum Open - Belgaum Prostejov Challenger Gimcheon Challenger Chengdu Challenger Liberec Challenger Bangkok Challenger Nanchang Challenger Izmir Challenger Kobe Challenger Bangkok Challenger Heilbronn Challenger Granby Challenger The Comercia Bank Challenger - Aptos Ho Chi Minh City Challenger Barranquilla Challenger Istanbul Challenger Kia International In Caloundra - Caloundra Samarkand Challenger - Samarkand Prostejov Challenger Braunschweig Challenger Bukhara Challenger - Bukhara M15 Antalya Oberstaufen Cup - Oberstaufen Wuhan Challenger Istanbul Challenger Antalya 3 Challenger Antalya 4 Challenger M15 Monastir Shenzhen Challenger Dharwad Challenger 2003 - Dharwad Shimadzu All Japan Indoor Tennis Championships - Kyoto Busan Open - Busan Nanchang Challenger USTA Seascape Challenger - Aptos Smith Barney Men's Challenger - Covington College Station Challenger - College Station Uncle Toby's Challenger in Burnie - Burnie Shimadzu All Japan Indoor Tennis Championships - Kyoto Busan Open Challenger Tennis - Busan Samarkand Challenger - Samarkand 5 Volkswagen Challenger - Wolfsburg Braunschweig Challenger Istanbul Challenger Dunlop World Challenge - Toyota Istanbul Challenger Nottingham Challenger Yuba City Challenger Shanghai Challenger Ethias Trophy - Mons Campos do Jordao Challenger Istanbul Challenger Salvador Challenger Tashkent Challenger - Tashkent Prague Challenger Samsung Securities Cup - Seoul Melbourn Challenger Antalya 2 Challenger Monza Challenger Busan Challenger Izmir Challenger Fergana Challenger Carson Challenger Shanghai Challenger Thailand Open - Bangkok Delray Beach International Tennis Championships - Delray Beach AIG Japan Open Tennis Championships - Tokyo China Open - Beijing Mumbai Open - Mumbai AIG Japan Open Tennis Championships - Tokyo Pingguo Challenger PBZ Zagreb Indoors - Zagreb Nottingham-2 Challenger AEGON Championships - London Bergamo Challenger Mouilleron-Le-Captif Challenger Thailand Open - Bangkok Chennai Open - Chennai ABN AMRO World Tennis Tournament - Rotterdam The Dubai Tennis Championships - Dubai AEGON Championships - London AIG Japan Open Tennis Championships - Tokyo Malaysian Open - Kuala Lumpur Shanghai Challenger AIG Japan Open Tennis Championships - Tokyo Taipei City Challenger Ningboo Challenger Kolkata Challenger Dallas Challenger If Stockholm Open - Stockholm Seoul Challenger Fergana Challenger Open Sabadell Atlantico - Barcelona M25 Nonthaburi Bank Austria Tennis Trophy - Vienna SAP Open - San Jose PBZ Zagreb Indoors - Zagreb SAP Open - San Jose Serbia Open - Belgrade AEGON Championships - London Toyota Challenger Swiss Indoors Basel - Basel Qatar ExxonMobil Open - Doha Noumea Challenger Dubai Duty Free Tennis Championships - Dubai Brisbane International - Brisbane Open Sabadell Atlantico - Barcelona German Tennis Championships - Hamburg Bet-at-home Open - Hamburg Malaysian Open - Kuala Lumpur China Open - Beijing St. Petersburg Open - St. Petersburg Erste Bank Open - Vienna Qatar ExxonMobil Open - Doha Mersin Challenger Mersin Challenger Rome Challenger Baton Rouge Challenger Dubai Duty Free Tennis Championships - Dubai Astana Challenger Mercedes Cup - Stuttgart Brisbane International - Brisbane Dubai Duty Free Tennis Championships - Dubai Barcelona Open BancSabadell - Barcelona Topshelf Open - 's-Hertogenbosch Open Sud de France - Montpellier Shenzhen Open - Shenzhen Fergana Challenger ABN AMRO World Tennis Tournament - Rotterdam China Open - Beijing Tallahassee Challenger Bratislava Challenger Tunis Challenger AEGON Championships - London Yeongwol Challenger Helsinki Challenger Next Generation Adelaide International - Adelaide Antalya Cup - Antalya St. Petersburg Open - St. Petersburg ABN AMRO World Tennis Tournament - Rotterdam Taipei City Challenger Karshi Challenger Astana Challenger PBZ Zagreb Indoors - Zagreb Qatar ExxonMobil Open - Doha Yokohama Challenger Hong Kong Challenger Guangzhou Challenger Eskisehir Challenger China Open - Beijing If Stockholm Open - Stockholm SkiStar Swedish Open - Bastad Hua Hin Challenger Yokohama Challenger Bratislava Challenger Singapore Challenger Moscow Challenger Mersin Challenger Leon Challenger Rome Challenger Brisbane International - Brisbane Bordeaux Challenger Open Sud de France - Montpellier M15 Antalya Ningboo Challenger Suzhou Challenger Barcelona Open BancSabadell - Barcelona Next Generation Adelaide International - Adelaide Bet-at-home Open - Hamburg Taipei City Challenger Istanbul Challenger Mestre Challenger Valencia Open - Valencia Heineken Open - Auckland Open 13 - Marseille Yokohama Challenger Prague Challenger TEB BNP Paribas Istanbul Open - Istanbul Zhangjiagang Challenger AEGON Championships - London Aegon Nottingham Open - Nottingham Gwangju Challenger SkiStar Swedish Open - Bastad Samarkand Challenger Milan Challenger Credit Agricole Suisse Open - Gstaad Winston-Salem Open - Winston-Salem Rakuten Japan Open - Tokyo Bangkok Challenger Kremlin Cup - Moscow Bangkok Challenger Bangkok Challenger Qatar ExxonMobil Open - Doha Tashkent Challenger Anning Challenger Open 13 - Marseille Dubai Duty Free Tennis Championships - Dubai TEB BNP Paribas Istanbul Open - Istanbul Jinan Challenger Bangkok Challenger Kremlin Cup - Moscow Shanghai Challenger Antalya Cup - Antalya AEGON International - Eastbourne Istanbul Challenger Nur-Sultan Challenger Heineken Challenger 2004 - Ho Chi Minh City Antalya Open - Antalya Chennai Open - Chennai Thailand Open - Bangkok Dubai Duty Free Tennis Championships - Dubai Legg Mason Tennis Classic - Washington Thailand Open - Bangkok AIG Japan Open Tennis Championships - Tokyo If Stockholm Open - Stockholm The Dubai Tennis Championships - Dubai PBZ Zagreb Indoors - Zagreb Garanti Koza Sofia Open - Sofia Barcelona Open BancSabadell - Barcelona TEB BNP Paribas Istanbul Open - Istanbul Medibank International - Sydney Istanbul Challenger Antalya Challenger Western & Southern Financial Group Masters - Cincinnati Shanghai ATP Masters 1000 - Shanghai BNP Paribas Masters - Paris Sony Ericsson Open - Miami Sony Ericsson Open - Miami Shanghai ATP Masters - Shanghai Western & Southern Financial Group Masters - Cincinnati Rogers Cup - Montreal Western & Southern Financial Group Masters - Cincinnati BNP Paribas Open - Indian Wells Sony Ericsson Open - Miami Rogers Cup - Montreal Barcelona Open BancSabadell - Barcelona Shanghai Rolex Masters - Shanghai Western & Southern Open - Cincinnati Australian Open - Melbourne U.S. Open - New York Wimbledon - London Rogers Masters - Toronto U.S. Open - New York Australian Open - Melbourne French Open - Paris U.S. Open - New York Australian Open - Melbourne French Open - Paris BNP Paribas Open - Indian Wells Mutua Madrilena Madrid Open - Madrid BNP Paribas Masters - Paris Wimbledon - London Mutua Madrid Open - Madrid Internazionali BNL d'Italia - Rome 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 U.S. Open - New York Aircel Chennai Open - Chennai Legg Mason Tennis Classic - Washington PBZ Zagreb Indoors - Zagreb Australian Open - Melbourne Wimbledon - London U.S. Open - New York Australian Open - Melbourne French Open - Paris Wimbledon - London French Open - Paris Wimbledon - London Australian Open - Melbourne Davis Cup, Group 1, 2R, PAK-TPE 4-1 Davis Cup, Group 1, 1R, TPE-PAK 3-2 Davis Cup, Group 1, 2R, TPE-KOR 1-4 French Open - Paris Davis Cup, Group 1, 1R, AUS-TPE 4-1 Davis Cup, Group 1, 2R, TPE-IND 2-3 Davis Cup, Group 2, 1R, IRL-TUR 4-1 Davis Cup, Asia/Oceania Group I, PO, TPE-PHI 4-1 Davis Cup, Group I, PO, PHI-TPE 2-3 Davis Cup, Group I, 1R, KOR-TPE 4-1 Davis Cup, Group II, PO, TUR-MDA 2-3 Davis Cup, Group I, PO, TPE-KOR 1-3 Wimbledon - London Davis Cup, Group II, 1R, CYP-TUR 1-4 Davis Cup, Group I, 1R, TPE-CHN 0-5 U.S. Open - New York Wimbledon - London Wimbledon - London French Open - Paris Wimbledon - London Davis Cup, Group II, 1R, TUR-RSA 3-2 Davis Cup, Group II, 1R, TUR-BIH 1-3 Davis Cup, Group 1, 2R, KAZ-TPE 2-3 Davis Cup, Group 1, 1R, UZB-TPE 4-1 Davis Cup, Group 1, 1R, TPE-THA 3-2 Davis Cup, Group II, 2R, PHI-TPE 1-3 Davis Cup, Group I, PO, TPE-INA 5-0 Davis Cup, Group I, 1R, IND-TPE 5-0 Davis Cup, Group 2, REL2, TPE-HKG 4-1 Davis Cup, Europe/Africa Group II, PO, GBR-TUR 5-0 Davis Cup, Group I, 1R, TPE-AUS 0-5 Davis Cup, Group II, 2R, TUR-BLR 2-3 Davis Cup, Group 1, REL1, TPE-PAK 5-0 Davis Cup, Group II, 1R, TUR-BUL 3-2 Davis Cup, Group II, 2R, BIH-TUR 3-1 Davis Cup, Group II, 2R, TUR-SWE 1-4 Davis Cup, Group II, 1R, LIB-TPE 3-2