Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	23	39
2015	Feb	29	36
2015	Mar	27	39
2015	Apr	20	34
2015	May	16	23
2015	Jun	16	19
2015	Jul	31	41
2015	Aug	24	36
2015	Sep	16	33
2015	Oct	19	29
2015	Nov	27	37
2015	Dec	29	73
2015	all	235	439