Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	37	52
2013	Feb	16	26
2013	Mar	22	35
2013	Apr	19	23
2013	May	18	22
2013	Jun	23	32
2013	Jul	26	37
2013	Aug	47	65
2013	Sep	37	45
2013	Oct	31	44
2013	Nov	60	77
2013	Dec	53	62
2013	all	312	520