Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	32	50
2011	Feb	22	34
2011	Mar	23	37
2011	Apr	22	27
2011	May	29	43
2011	Jun	29	34
2011	Jul	44	44
2011	Aug	28	37
2011	Sep	23	29
2011	Oct	32	48
2011	Nov	38	44
2011	Dec	33	47
2011	all	310	474