Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	19	39
2015	Feb	15	23
2015	Mar	30	47
2015	Apr	12	20
2015	May	18	21
2015	Jun	10	12
2015	Jul	20	27
2015	Aug	13	25
2015	Sep	11	17
2015	Oct	11	14
2015	Nov	24	33
2015	Dec	19	37
2015	all	171	315