Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	26	27
2013	Feb	16	19
2013	Mar	23	26
2013	Apr	18	21
2013	May	16	34
2013	Jun	30	37
2013	Jul	28	39
2013	Aug	33	43
2013	Sep	23	100
2013	Oct	20	22
2013	Nov	17	76
2013	Dec	15	18
2013	all	239	462