Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	30	49
2013	Feb	18	29
2013	Mar	25	38
2013	Apr	27	30
2013	May	19	24
2013	Jun	22	35
2013	Jul	28	41
2013	Aug	50	70
2013	Sep	41	48
2013	Oct	22	31
2013	Nov	50	57
2013	Dec	57	68
2013	all	321	520