Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	70	100
2011	Feb	60	76
2011	Mar	64	77
2011	Apr	91	120
2011	May	73	123
2011	Jun	72	91
2011	Jul	71	76
2011	Aug	77	98
2011	Sep	44	53
2011	Oct	43	69
2011	Nov	93	127
2011	Dec	61	71
2011	all	656	1081