Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	0	0
2015	Feb	0	0
2015	Mar	0	0
2015	Apr	1	1
2015	May	11	11
2015	Jun	15	18
2015	Jul	14	15
2015	Aug	16	21
2015	Sep	14	30
2015	Oct	13	23
2015	Nov	24	32
2015	Dec	16	18
2015	all	110	169