Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	18	21
2011	Feb	8	12
2011	Mar	8	13
2011	Apr	8	12
2011	May	15	17
2011	Jun	7	9
2011	Jul	8	16
2011	Aug	15	23
2011	Sep	13	23
2011	Oct	7	7
2011	Nov	10	13
2011	Dec	8	14
2011	all	116	180