Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	11	23
2015	Feb	14	18
2015	Mar	19	29
2015	Apr	11	17
2015	May	11	11
2015	Jun	10	12
2015	Jul	16	19
2015	Aug	12	18
2015	Sep	9	17
2015	Oct	23	55
2015	Nov	15	45
2015	Dec	17	38
2015	all	148	302