Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	29	49
2013	Feb	19	34
2013	Mar	23	32
2013	Apr	25	28
2013	May	26	30
2013	Jun	25	32
2013	Jul	29	41
2013	Aug	44	68
2013	Sep	34	39
2013	Oct	28	39
2013	Nov	45	49
2013	Dec	72	88
2013	all	320	529