Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	29	51
2013	Feb	15	30
2013	Mar	18	31
2013	Apr	18	22
2013	May	19	20
2013	Jun	28	47
2013	Jul	37	68
2013	Aug	50	73
2013	Sep	33	37
2013	Oct	29	46
2013	Nov	54	66
2013	Dec	52	53
2013	all	308	544