Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	32	42
2011	Feb	22	41
2011	Mar	20	32
2011	Apr	27	37
2011	May	26	33
2011	Jun	29	37
2011	Jul	35	37
2011	Aug	26	36
2011	Sep	20	27
2011	Oct	24	42
2011	Nov	43	59
2011	Dec	26	65
2011	all	279	488