Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	68	101
2011	Feb	49	64
2011	Mar	53	69
2011	Apr	82	96
2011	May	69	105
2011	Jun	61	81
2011	Jul	61	64
2011	Aug	62	76
2011	Sep	38	46
2011	Oct	44	60
2011	Nov	77	112
2011	Dec	59	68
2011	all	594	942