Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	0	0
2011	Feb	0	0
2011	Mar	0	0
2011	Apr	6	6
2011	May	10	12
2011	Jun	20	23
2011	Jul	23	24
2011	Aug	16	18
2011	Sep	13	13
2011	Oct	12	18
2011	Nov	30	35
2011	Dec	14	17
2011	all	129	166