Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	38	49
2013	Feb	20	29
2013	Mar	42	53
2013	Apr	45	67
2013	May	35	44
2013	Jun	33	42
2013	Jul	32	45
2013	Aug	53	70
2013	Sep	46	59
2013	Oct	45	58
2013	Nov	57	66
2013	Dec	59	67
2013	all	420	649