Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	140	237
2011	Feb	125	237
2011	Mar	135	226
2011	Apr	159	234
2011	May	138	264
2011	Jun	123	169
2011	Jul	133	194
2011	Aug	121	197
2011	Sep	97	149
2011	Oct	116	262
2011	Nov	176	272
2011	Dec	112	161
2011	all	1206	2602