Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	15	28
2015	Feb	16	21
2015	Mar	32	51
2015	Apr	13	20
2015	May	14	15
2015	Jun	10	15
2015	Jul	18	24
2015	Aug	14	20
2015	Sep	18	32
2015	Oct	19	23
2015	Nov	20	26
2015	Dec	15	21
2015	all	162	296