Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	70	116
2011	Feb	51	78
2011	Mar	50	81
2011	Apr	82	108
2011	May	67	108
2011	Jun	62	89
2011	Jul	60	68
2011	Aug	62	80
2011	Sep	39	51
2011	Oct	46	69
2011	Nov	74	112
2011	Dec	59	72
2011	all	580	1032