Boys Rankings, Biggest Weekly Drop
The change is calculated from week to week.
May 20, 2013
| # | Player | Var/Week | Var/Jan. 1 | Var/6M | |
| 1468 | Pengyu Zhang(CHN) | 448 | 854 | 637 | Graph |
| 1372 | Nicholas Alexander Reyes(USA) | 268 | 619 | 357 | Graph |
| 916 | Singekrawee Wattanakul(THA) | 253 | 519 | 488 | Graph |
| 943 | Robert Dula(CRO) | 247 | 744 | 674 | Graph |
| 1727 | Su Hao Zhong(CHN) | 220 | 930 | 660 | Graph |
| 814 | Giorgi Javakhishvili(GEO) | 168 | 535 | 443 | Graph |
| 1041 | Oliver Nagy(SVK) | 114 | 163 | 123 | Graph |
| 611 | Zhicheng Zhu(CHN) | 107 | 301 | 202 | Graph |
| 339 | Fedor Andrienko(RUS) | 107 | 231 | 187 | Graph |
| 346 | Zhuoyang Qiu(CHN) | 78 | 210 | 152 | Graph |
| 456 | Logan Smith(USA) | 73 | 194 | 105 | Graph |
| 665 | Leo Julien Sebaoun(JPN) | 64 | 172 | 8 | Graph |
| 953 | Anthony Schohn(FRA) | 61 | 329 | 107 | Graph |
| 365 | Alp Horoz(TUR) | 60 | 176 | 106 | Graph |
| 177 | Pak Long Yeung(HKG) | 54 | 95 | 56 | Graph |
| 332 | Aoran Wang(CHN) | 47 | 90 | 11 | Graph |
| 1030 | Raheel Manji(CAN) | 41 | 212 | 58 | Graph |
| 351 | Xin Chen(CHN) | 40 | 99 | 9 | Graph |
| 893 | Sinan Tuna(TUR) | 36 | 152 | 34 | Graph |
| 475 | Martin Blasko(SVK) | 36 | 104 | 12 | Graph |
| 422 | Xi Qi(CHN) | 23 | 74 | 41 | Graph |
| 188 | Justin Butsch(USA) | 23 | 8 | 100 | Graph |
| 327 | Simon Stevens(BEL) | 21 | 171 | 107 | Graph |
| 333 | Ren Nakamura(JPN) | 20 | 127 | 111 | Graph |
| 164 | Peter Ashley(GBR) | 14 | 69 | 26 | Graph |
| 411 | Jun Wei Huang(CHN) | 10 | 9 | 119 | Graph |
| 410 | Shuai Xu(CHN) | 10 | 59 | 56 | Graph |
| 156 | Vadym Kalyuzhnyy(UKR) | 10 | 43 | 7 | Graph |
| 603 | Josh Silverstein(USA) | 9 | 12 | 362 | Graph |
| 602 | Michal Rolski(POL) | 9 | 347 | 646 | Graph |
| 601 | Christian Sigsgaard(DEN) | 9 | 19 | 236 | Graph |
| 600 | Justin Roberts(BAH) | 9 | 962 | 1459 | Graph |
| 599 | Kassimbek Akzharkenov(KAZ) | 9 | 22 | 176 | Graph |
| 598 | Ivan Divkovic(CRO) | 9 | 298 | 200 | Graph |
| 400 | Santiago Cevallos(MEX) | 9 | 89 | 27 | Graph |
| 399 | Konstantinos Ilia(CYP) | 9 | 47 | 43 | Graph |
| 56 | Weiqiang Zheng(CHN) | 9 | 30 | 11 | Graph |
| 596 | Blake Mott(AUS) | 8 | 1130 | 1667 | Graph |
| 595 | Almantas Ozelis(LTU) | 8 | 126 | 27 | Graph |
| 397 | Christian Langmo(USA) | 8 | 36 | 182 | Graph |
| 396 | Alvaro Lopez San Martin(ESP) | 8 | 1330 | 1867 | Graph |
| 395 | Aziz Kijametovic(BIH) | 8 | 25 | 160 | Graph |
| 82 | Jonny O'mara(GBR) | 8 | 8 | 32 | Graph |
| 607 | Alexis Gautier(FRA) | 7 | 463 | 811 | Graph |
| 606 | Jordan Belga(USA) | 7 | 265 | 548 | Graph |
| 605 | David Poljak(CZE) | 7 | 1121 | 1658 | Graph |
| 604 | Mario Vilella Martinez(ESP) | 7 | 170 | 443 | Graph |
| 412 | Stephen L. Watson(USA) | 7 | 1314 | 1851 | Graph |
| 393 | Constantinos Ioannides(CYP) | 7 | 64 | 42 | Graph |
| 392 | Jason Peter Platzer(AUT) | 7 | 124 | 33 | Graph |
| 391 | Milen Ianakiev(GER) | 7 | 144 | 61 | Graph |
| 389 | Pruchya Isarow(THA) | 7 | 111 | 19 | Graph |
| 388 | Allan Velasco(ECU) | 7 | 46 | 91 | Graph |
| 387 | Soufiane Mouline(MAR) | 7 | 101 | 9 | Graph |
| 386 | Altug Celikbilek(TUR) | 7 | 150 | 334 | Graph |
| 385 | Ho Hin Pak(HKG) | 7 | 19 | 124 | Graph |
| 384 | Arturs Lazdins(LAT) | 7 | 50 | 54 | Graph |
| 383 | Mikheil Khmiadashvili(GEO) | 7 | 106 | 84 | Graph |
| 382 | Jacob Grills(AUS) | 7 | 298 | 258 | Graph |
| 381 | Daniel Appelgren(SWE) | 7 | 37 | 170 | Graph |
| 380 | Jake Delaney(AUS) | 7 | 131 | 48 | Graph |
| 379 | Shaquille Montel Taylor(BAH) | 7 | 443 | 1376 | Graph |
| 378 | Kasparas Zemaitelis(LTU) | 7 | 116 | Graph | |
| 377 | Edoardo Lamberti(ITA) | 7 | 62 | 242 | Graph |
| 1513 | Jeremy Nahor(INA) | 6 | 153 | 280 | Graph |
| 1513 | Gregory Garcia(USA) | 6 | 583 | 290 | Graph |
| 1513 | Robert Stirling(AUS) | 6 | 305 | 86 | Graph |
| 1513 | Justin Byrd(USA) | 6 | 99 | 607 | Graph |
| 1513 | Djordje Djokovic(SRB) | 6 | 962 | 771 | Graph |
| 1513 | Rene Toral(MEX) | 6 | 207 | 607 | Graph |
| 1513 | Francois Azzola(BEL) | 6 | 49 | 546 | Graph |
| 1513 | Damjan Peterlin(CRO) | 6 | 213 | 607 | Graph |
| 1513 | Mladen Mitak(CRO) | 6 | 213 | 750 | Graph |
| 1513 | Eduard Guell Bartrina(ESP) | 6 | 213 | 750 | Graph |
| 1513 | David Szintai(HUN) | 6 | 153 | 280 | Graph |
| 1513 | Lukas Hafner(SUI) | 6 | 99 | 607 | Graph |
| 1513 | Jacob Lagman(PHI) | 6 | 153 | 76 | Graph |
| 1513 | Bo Yui Huang(TPE) | 6 | 49 | 546 | Graph |
| 1513 | Juan Martin Ramirez Mejia(COL) | 6 | 153 | 280 | Graph |
| 1513 | Chun Hei Lam(HKG) | 6 | 213 | 750 | Graph |
| 1513 | Marco Zocastello(SUI) | 6 | 213 | 750 | Graph |
| 1513 | Juan Ignacio Araoz(ARG) | 6 | 103 | 346 | Graph |
| 1513 | Nathan Elia Schmid(SUI) | 6 | 14 | 491 | Graph |
| 1513 | Yusuke Ota(JPN) | 6 | 213 | 750 | Graph |
| 1513 | Ibuki Furuta(JPN) | 6 | 213 | 750 | Graph |
| 1513 | Trent Smith(NZL) | 6 | 153 | 280 | Graph |
| 1513 | Rodrigo Banzer(BOL) | 6 | 99 | 607 | Graph |
| 1485 | Karol Drzewiecki(POL) | 6 | 75 | 374 | Graph |
| 1485 | Joakim Pinola(SWE) | 6 | 319 | 67 | Graph |
| 1485 | Abdulla Al Mohamoud(QAT) | 6 | 125 | 308 | Graph |
| 1485 | Shao-Min Ko(TPE) | 6 | 75 | 574 | Graph |
| 1485 | Louis-Philippe Hamel(CAN) | 6 | 158 | 270 | Graph |
| 1485 | Daniel Nickels(AUS) | 6 | 240 | 777 | Graph |
| 1485 | Nicolas Ascarrunz(BOL) | 6 | 77 | 574 | Graph |
| 609 | Peter Bothwell(IRL) | 6 | 85 | 324 | Graph |
| 608 | Suraj R Prabodh(IND) | 6 | 94 | 291 | Graph |
| 592 | Alexandros - Georgios Vakouftsis(GRE) | 6 | 48 | 275 | Graph |
| 590 | Valentin Podgornyy(RUS) | 6 | 7 | 113 | Graph |
| 589 | Samuel Hodor(SVK) | 6 | 197 | 468 | Graph |
| 588 | In Kyo Jeong(KOR) | 6 | 231 | 156 | Graph |












