Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	21	32
2015	Feb	21	32
2015	Mar	27	39
2015	Apr	14	24
2015	May	15	17
2015	Jun	13	15
2015	Jul	22	30
2015	Aug	18	28
2015	Sep	18	31
2015	Oct	18	27
2015	Nov	21	28
2015	Dec	20	51
2015	all	197	354