Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	40	58
2015	Feb	48	60
2015	Mar	50	72
2015	Apr	33	43
2015	May	28	31
2015	Jun	24	26
2015	Jul	44	63
2015	Aug	27	39
2015	Sep	22	43
2015	Oct	30	60
2015	Nov	39	49
2015	Dec	35	76
2015	all	384	620