Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	5914	25180
2015	Feb	5800	10064
2015	Mar	7769	13669
2015	Apr	7582	14559
2015	May	7361	12847
2015	Jun	6670	11718
2015	Jul	8260	15539
2015	Aug	6799	12122
2015	Sep	6941	13050
2015	Oct	7787	15045
2015	Nov	8276	15553
2015	Dec	6567	11896
2015	all	62405	171242