Kubota Ryuzo: ranking history (ITTF)

Year	Month	Day	Rating	Rank
2013	June	1	1700	229
2013	May	1	1700	227
2013	April	1	1700	226
2013	March	1	1700	228
2013	February	1	1700	225
2013	January	1	1700	223
2012	December	1	1700	220
2012	November	1	1700	221
2012	October	1	1700	222
2012	September	1	1699	222
2012	August	1	1699	220
2012	July	1	1699	222
2012	June	1	1704	222
2012	May	1	1694	226
2012	April	1	1694	227
2012	March	1	1694	219
2012	February	1	1694	218
2012	January	1	1694	215
2011	December	1	1694	215
2011	November	1	1694	216
2011	October	1	1694	209
2011	September	1	1694	214
2011	August	1	1694	215
2009	July	1	11289	172
2009	June	1	11287	173
2008	December	1	11287	169
2008	November	1	11288	172
2008	October	1	11288	171
2008	September	1	11290	170
2008	August	1	11290	174
2008	June	1	11338	157
2008	May	1	11344	162
2008	April	1	11344	158
2008	March	1	11344	155
2008	February	1	11343	154
2008	January	1	11344	151
2007	December	1	11343	152
2007	November	1	11344	154
2007	October	1	11343	152
2007	September	1	11342	151
2007	August	1	11342	151
2007	July	1	11340	147
2007	June	1	11294	153
2007	May	1	11294	162
2007	April	1	11294	159
2007	March	1	11294	157
2007	February	1	11294	156
2007	January	1	11294	158
2006	December	1	1294	160
2006	November	1	1294	165
2006	October	1	1294	165
2006	September	1	1294	160
2006	August	1	1294	161
2006	July	1	1295	161