Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	21	44
2015	Feb	20	31
2015	Mar	67	124
2015	Apr	25	71
2015	May	12	12
2015	Jun	31	43
2015	Jul	23	25
2015	Aug	22	35
2015	Sep	17	29
2015	Oct	28	39
2015	Nov	25	33
2015	Dec	33	56
2015	all	238	542