Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	18	28
2015	Feb	29	36
2015	Mar	32	44
2015	Apr	17	29
2015	May	29	33
2015	Jun	28	37
2015	Jul	25	32
2015	Aug	23	36
2015	Sep	22	31
2015	Oct	36	50
2015	Nov	30	41
2015	Dec	33	49
2015	all	270	446