Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	19	38
2015	Feb	24	33
2015	Mar	25	39
2015	Apr	13	25
2015	May	14	20
2015	Jun	13	17
2015	Jul	19	27
2015	Aug	13	22
2015	Sep	18	34
2015	Oct	21	40
2015	Nov	29	44
2015	Dec	35	99
2015	all	198	438