Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	56	77
2011	Feb	89	105
2011	Mar	50	74
2011	Apr	48	53
2011	May	48	56
2011	Jun	60	80
2011	Jul	54	74
2011	Aug	50	59
2011	Sep	61	119
2011	Oct	70	98
2011	Nov	78	94
2011	Dec	55	78
2011	all	622	967