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	8	8
2011	Jun	17	19
2011	Jul	24	25
2011	Aug	13	13
2011	Sep	12	15
2011	Oct	12	19
2011	Nov	24	29
2011	Dec	14	18
2011	all	120	152