Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	394	685
2015	Feb	350	621
2015	Mar	455	1037
2015	Apr	440	1058
2015	May	567	1252
2015	Jun	535	1633
2015	Jul	471	1070
2015	Aug	424	759
2015	Sep	418	817
2015	Oct	542	1087
2015	Nov	657	1273
2015	Dec	491	935
2015	all	4322	12227