Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	0	0
2011	Feb	0	0
2011	Mar	0	0
2011	Apr	1	1
2011	May	3	3
2011	Jun	13	16
2011	Jul	19	19
2011	Aug	10	10
2011	Sep	10	10
2011	Oct	10	14
2011	Nov	20	24
2011	Dec	11	14
2011	all	93	111