Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	21	35
2015	Feb	20	23
2015	Mar	21	29
2015	Apr	20	29
2015	May	14	16
2015	Jun	9	11
2015	Jul	18	20
2015	Aug	14	20
2015	Sep	13	21
2015	Oct	20	31
2015	Nov	21	34
2015	Dec	24	42
2015	all	188	311