Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	74	113
2011	Feb	56	84
2011	Mar	63	90
2011	Apr	107	129
2011	May	69	110
2011	Jun	74	97
2011	Jul	63	69
2011	Aug	74	91
2011	Sep	42	50
2011	Oct	51	69
2011	Nov	84	130
2011	Dec	67	78
2011	all	676	1110