Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	36	55
2015	Feb	75	187
2015	Mar	99	155
2015	Apr	47	91
2015	May	29	29
2015	Jun	30	45
2015	Jul	35	42
2015	Aug	30	50
2015	Sep	21	31
2015	Oct	47	89
2015	Nov	45	94
2015	Dec	41	80
2015	all	418	948