Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	21	30
2011	Feb	19	30
2011	Mar	16	32
2011	Apr	21	23
2011	May	17	22
2011	Jun	24	28
2011	Jul	29	30
2011	Aug	27	29
2011	Sep	19	23
2011	Oct	21	31
2011	Nov	33	45
2011	Dec	18	26
2011	all	228	349