Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	117	187
2011	Feb	97	189
2011	Mar	123	214
2011	Apr	135	186
2011	May	124	201
2011	Jun	117	177
2011	Jul	125	162
2011	Aug	111	171
2011	Sep	84	118
2011	Oct	89	145
2011	Nov	138	276
2011	Dec	109	160
2011	all	1099	2186