Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	33	41
2011	Feb	22	31
2011	Mar	36	61
2011	Apr	28	53
2011	May	28	49
2011	Jun	32	42
2011	Jul	37	40
2011	Aug	30	42
2011	Sep	41	52
2011	Oct	34	79
2011	Nov	33	40
2011	Dec	29	50
2011	all	281	580