Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	1806	3352
2015	Feb	1904	3489
2015	Mar	2436	4463
2015	Apr	2758	5133
2015	May	3009	5321
2015	Jun	2463	4583
2015	Jul	2528	4818
2015	Aug	2485	4672
2015	Sep	2527	4845
2015	Oct	2854	5652
2015	Nov	3071	6045
2015	Dec	2730	5361
2015	all	23198	57734