Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	5014	8651
2015	Feb	3947	6847
2015	Mar	4727	8741
2015	Apr	5106	9833
2015	May	4626	8030
2015	Jun	4785	9262
2015	Jul	5650	10965
2015	Aug	4593	8485
2015	Sep	4597	9181
2015	Oct	4838	9926
2015	Nov	5421	12423
2015	Dec	4186	9494
2015	all	39864	111838