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	51	78
2011	Jun	77	130
2011	Jul	56	98
2011	Aug	61	105
2011	Sep	47	94
2011	Oct	57	96
2011	Nov	86	164
2011	Dec	55	73
2011	all	433	844