Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	0	0
2013	Feb	1	1
2013	Mar	2	3
2013	Apr	16	16
2013	May	18	21
2013	Jun	17	73
2013	Jul	22	23
2013	Aug	40	50
2013	Sep	42	48
2013	Oct	43	61
2013	Nov	52	66
2013	Dec	33	35
2013	all	250	397