Zheng Shichang: ranking history (ITTF)

Year	Month	Day	Rating	Rank
2017	December	1	2199	141
2017	November	1	2199	125
2017	October	1	2199	135
2017	September	1	2199	131
2015	November	1	2200	124
2015	October	1	2200	123
2015	September	1	2200	123
2015	August	1	2200	114
2014	March	1	2185	106
2014	February	1	2185	112
2014	January	1	2185	114
2013	December	1	2185	115
2013	November	1	2185	107
2013	October	1	2185	108
2013	September	1	2185	108
2013	August	1	2185	107
2011	August	1	1893	182
2011	July	1	1893	182
2011	June	1	1893	182
2011	May	1	1893	178
2011	April	1	1893	173
2011	March	1	1893	171
2011	February	1	1892	170
2011	January	1	1892	167
2010	December	1	1892	165
2010	November	1	1892	165
2010	October	1	1892	166
2010	September	1	1892	168
2010	August	1	1722	280
2010	July	1	1722	272
2010	June	1	1722	274
2010	May	1	1722	264
2010	April	1	1722	261
2010	March	1	1722	255
2010	February	1	1722	241
2010	January	1	11080	259