Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	1811	2895
2015	Feb	1715	2587
2015	Mar	2162	3359
2015	Apr	2531	3798
2015	May	2388	3793
2015	Jun	1922	3068
2015	Jul	1842	3187
2015	Aug	1580	2486
2015	Sep	1645	2701
2015	Oct	1939	3163
2015	Nov	1981	3391
2015	Dec	1613	2527
2015	all	17486	36955