Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	24	49
2015	Feb	28	38
2015	Mar	75	116
2015	Apr	28	67
2015	May	15	17
2015	Jun	22	31
2015	Jul	27	32
2015	Aug	24	40
2015	Sep	17	30
2015	Oct	36	79
2015	Nov	29	70
2015	Dec	32	67
2015	all	270	636