Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	23	35
2011	Feb	15	19
2011	Mar	14	23
2011	Apr	22	25
2011	May	21	24
2011	Jun	18	22
2011	Jul	23	23
2011	Aug	18	21
2011	Sep	16	20
2011	Oct	15	23
2011	Nov	27	36
2011	Dec	16	24
2011	all	188	295