Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	1335	2020
2015	Feb	1260	1805
2015	Mar	1600	2433
2015	Apr	1649	2461
2015	May	1687	2406
2015	Jun	1576	2337
2015	Jul	1482	2239
2015	Aug	1287	1854
2015	Sep	1525	2291
2015	Oct	1657	2399
2015	Nov	1702	2540
2015	Dec	1429	2133
2015	all	13414	26918