Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	22	43
2015	Feb	26	34
2015	Mar	72	131
2015	Apr	20	34
2015	May	18	24
2015	Jun	14	20
2015	Jul	23	31
2015	Aug	17	29
2015	Sep	23	78
2015	Oct	35	81
2015	Nov	28	48
2015	Dec	24	72
2015	all	270	625