Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	30	43
2013	Feb	18	29
2013	Mar	23	33
2013	Apr	18	21
2013	May	25	31
2013	Jun	29	38
2013	Jul	29	41
2013	Aug	48	67
2013	Sep	32	39
2013	Oct	26	36
2013	Nov	49	64
2013	Dec	60	62
2013	all	317	504