Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	36	53
2011	Feb	31	43
2011	Mar	33	49
2011	Apr	33	40
2011	May	32	42
2011	Jun	35	40
2011	Jul	33	34
2011	Aug	31	40
2011	Sep	20	26
2011	Oct	32	51
2011	Nov	50	67
2011	Dec	32	50
2011	all	346	535