Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2015	Jan	25	40
2015	Feb	28	33
2015	Mar	71	138
2015	Apr	26	42
2015	May	19	22
2015	Jun	24	36
2015	Jul	28	35
2015	Aug	17	29
2015	Sep	21	33
2015	Oct	20	28
2015	Nov	25	31
2015	Dec	31	55
2015	all	283	522