Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	16	18
2011	Feb	14	20
2011	Mar	11	21
2011	Apr	20	24
2011	May	12	19
2011	Jun	19	26
2011	Jul	26	26
2011	Aug	21	26
2011	Sep	16	21
2011	Oct	16	23
2011	Nov	26	39
2011	Dec	20	27
2011	all	191	290