Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	23	31
2011	Feb	14	24
2011	Mar	10	22
2011	Apr	16	17
2011	May	9	11
2011	Jun	18	21
2011	Jul	30	36
2011	Aug	17	22
2011	Sep	19	22
2011	Oct	14	22
2011	Nov	23	33
2011	Dec	18	34
2011	all	191	295