Lee Hyo Joo: ranking history (ITTF)

Year	Month	Day	Rating	Rank
2011	October	1	1209	860
2011	September	1	1209	834
2011	August	1	1209	838
2011	July	1	1209	893
2011	June	1	1209	938
2011	May	1	1209	926
2011	April	1	1209	925
2011	March	1	1209	941
2011	February	1	1209	942
2011	January	1	1209	941
2008	October	1	9874	962
2008	September	1	9876	845
2008	August	1	9868	905
2008	July	1	9875	882
2008	June	1	9875	899
2008	May	1	9874	935
2008	April	1	9874	939
2008	March	1	9873	927
2008	February	1	9872	896
2008	January	1	9871	902
2007	December	1	9860	897