Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	1113	1599
2015	Feb	1123	1614
2015	Mar	1312	1838
2015	Apr	1494	2163
2015	May	1400	1960
2015	Jun	1250	1783
2015	Jul	1192	1807
2015	Aug	998	1574
2015	Sep	1192	2014
2015	Oct	1498	2546
2015	Nov	1522	2398
2015	Dec	1361	2198
2015	all	11730	23494