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	14	18
2011	Jul	19	20
2011	Aug	10	10
2011	Sep	11	16
2011	Oct	8	10
2011	Nov	20	24
2011	Dec	11	15
2011	all	94	117