Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	84	111
2011	Feb	54	80
2011	Mar	69	104
2011	Apr	88	105
2011	May	75	109
2011	Jun	58	77
2011	Jul	63	74
2011	Aug	69	83
2011	Sep	60	75
2011	Oct	41	59
2011	Nov	81	110
2011	Dec	65	77
2011	all	636	1064