Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	26	41
2015	Feb	20	24
2015	Mar	87	143
2015	Apr	18	24
2015	May	15	17
2015	Jun	16	18
2015	Jul	21	25
2015	Aug	17	24
2015	Sep	19	27
2015	Oct	19	31
2015	Nov	30	43
2015	Dec	21	37
2015	all	272	454