Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	34	57
2015	Feb	40	79
2015	Mar	42	75
2015	Apr	34	39
2015	May	24	25
2015	Jun	25	31
2015	Jul	30	43
2015	Aug	29	43
2015	Sep	24	44
2015	Oct	52	93
2015	Nov	61	83
2015	Dec	72	128
2015	all	388	740