Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	13808	22053
2015	Feb	13280	20547
2015	Mar	16028	25184
2015	Apr	16529	26363
2015	May	16626	26078
2015	Jun	15560	25044
2015	Jul	15281	25418
2015	Aug	13854	22026
2015	Sep	15367	24804
2015	Oct	17845	29525
2015	Nov	20223	33693
2015	Dec	16343	25681
2015	all	145668	306416