Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	61	77
2011	Feb	47	60
2011	Mar	54	82
2011	Apr	64	109
2011	May	61	93
2011	Jun	63	394
2011	Jul	58	71
2011	Aug	60	91
2011	Sep	40	52
2011	Oct	60	115
2011	Nov	66	89
2011	Dec	58	86
2011	all	547	1319