Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	21	33
2015	Feb	24	30
2015	Mar	74	131
2015	Apr	16	34
2015	May	12	13
2015	Jun	11	17
2015	Jul	24	33
2015	Aug	17	25
2015	Sep	16	30
2015	Oct	20	35
2015	Nov	30	47
2015	Dec	23	48
2015	all	243	476