Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	0	0
2011	Feb	14	17
2011	Mar	14	19
2011	Apr	21	25
2011	May	19	20
2011	Jun	27	33
2011	Jul	36	38
2011	Aug	18	18
2011	Sep	22	25
2011	Oct	17	26
2011	Nov	33	42
2011	Dec	20	26
2011	all	214	289