Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	24	42
2015	Feb	24	31
2015	Mar	28	47
2015	Apr	25	37
2015	May	17	23
2015	Jun	15	18
2015	Jul	28	33
2015	Aug	19	33
2015	Sep	18	37
2015	Oct	19	37
2015	Nov	39	56
2015	Dec	41	108
2015	all	251	502