Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	536	822
2011	Feb	542	911
2011	Mar	944	1474
2011	Apr	942	1431
2011	May	1015	1768
2011	Jun	1015	1633
2011	Jul	970	1728
2011	Aug	904	1473
2011	Sep	1012	1578
2011	Oct	1098	1741
2011	Nov	1836	3525
2011	Dec	1464	2359
2011	all	9320	20443