Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	1113	1599
2015	Feb	1123	1614
2015	Mar	1312	1838
2015	Apr	1495	2164
2015	May	1399	1959
2015	Jun	1250	1783
2015	Jul	1192	1807
2015	Aug	999	1575
2015	Sep	1192	2014
2015	Oct	1499	2547
2015	Nov	1522	2398
2015	Dec	1361	2202
2015	all	11731	23500