Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	0	0
2013	Feb	0	0
2013	Mar	0	0
2013	Apr	25	33
2013	May	26	28
2013	Jun	16	21
2013	Jul	19	22
2013	Aug	33	48
2013	Sep	35	44
2013	Oct	25	39
2013	Nov	49	57
2013	Dec	54	58
2013	all	210	350