Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	31	50
2013	Feb	19	32
2013	Mar	31	45
2013	Apr	35	41
2013	May	23	34
2013	Jun	32	43
2013	Jul	35	48
2013	Aug	54	80
2013	Sep	42	47
2013	Oct	54	66
2013	Nov	65	79
2013	Dec	62	70
2013	all	391	635