Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	19	29
2011	Feb	16	32
2011	Mar	10	24
2011	Apr	20	22
2011	May	11	13
2011	Jun	16	19
2011	Jul	31	35
2011	Aug	21	25
2011	Sep	20	23
2011	Oct	15	23
2011	Nov	24	34
2011	Dec	17	29
2011	all	197	308