Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	3583	6682
2015	Feb	2922	5063
2015	Mar	3276	6125
2015	Apr	3467	6683
2015	May	3500	5996
2015	Jun	3646	7572
2015	Jul	4044	7189
2015	Aug	3701	7294
2015	Sep	3775	6980
2015	Oct	3746	7709
2015	Nov	4147	8655
2015	Dec	3654	7079
2015	all	28597	83027