Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	132	209
2011	Feb	123	154
2011	Mar	133	180
2011	Apr	164	208
2011	May	135	193
2011	Jun	131	165
2011	Jul	120	133
2011	Aug	118	157
2011	Sep	92	121
2011	Oct	118	166
2011	Nov	161	232
2011	Dec	126	155
2011	all	1310	2073