Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	24	46
2015	Feb	32	49
2015	Mar	31	44
2015	Apr	31	44
2015	May	32	37
2015	Jun	22	31
2015	Jul	29	38
2015	Aug	19	27
2015	Sep	17	33
2015	Oct	24	41
2015	Nov	29	51
2015	Dec	28	81
2015	all	270	522