Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	40	54
2013	Feb	32	50
2013	Mar	37	64
2013	Apr	36	44
2013	May	37	45
2013	Jun	28	36
2013	Jul	40	55
2013	Aug	50	68
2013	Sep	38	60
2013	Oct	43	54
2013	Nov	58	69
2013	Dec	69	74
2013	all	389	673