Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	60	81
2013	Feb	47	72
2013	Mar	46	58
2013	Apr	56	68
2013	May	56	84
2013	Jun	50	68
2013	Jul	72	111
2013	Aug	65	90
2013	Sep	59	70
2013	Oct	68	102
2013	Nov	73	98
2013	Dec	104	181
2013	all	611	1083