Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	108	118
2013	Feb	51	63
2013	Mar	29	43
2013	Apr	50	66
2013	May	36	42
2013	Jun	36	53
2013	Jul	28	43
2013	Aug	23	47
2013	Sep	22	89
2013	Oct	42	80
2013	Nov	20	36
2013	Dec	41	59
2013	all	447	739