Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	29	46
2015	Feb	30	39
2015	Mar	38	58
2015	Apr	29	41
2015	May	25	35
2015	Jun	36	51
2015	Jul	39	61
2015	Aug	31	60
2015	Sep	21	36
2015	Oct	30	45
2015	Nov	37	52
2015	Dec	29	56
2015	all	308	580