Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	28	47
2013	Feb	19	32
2013	Mar	33	52
2013	Apr	25	27
2013	May	20	24
2013	Jun	28	36
2013	Jul	30	44
2013	Aug	50	76
2013	Sep	45	48
2013	Oct	34	44
2013	Nov	49	55
2013	Dec	54	65
2013	all	334	550