Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	162	580
2011	Feb	142	415
2011	Mar	147	315
2011	Apr	127	258
2011	May	116	281
2011	Jun	98	225
2011	Jul	159	303
2011	Aug	107	248
2011	Sep	152	251
2011	Oct	115	231
2011	Nov	151	373
2011	Dec	109	168
2011	all	1317	3648