Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	21	36
2015	Feb	23	33
2015	Mar	33	46
2015	Apr	17	25
2015	May	14	18
2015	Jun	19	23
2015	Jul	27	33
2015	Aug	17	27
2015	Sep	12	24
2015	Oct	23	43
2015	Nov	30	47
2015	Dec	35	96
2015	all	223	451