Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	30	39
2011	Feb	25	32
2011	Mar	29	39
2011	Apr	29	36
2011	May	23	26
2011	Jun	26	31
2011	Jul	28	30
2011	Aug	29	34
2011	Sep	24	27
2011	Oct	23	37
2011	Nov	43	52
2011	Dec	28	38
2011	all	295	421