Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	32	55
2013	Feb	15	32
2013	Mar	22	33
2013	Apr	22	26
2013	May	24	27
2013	Jun	23	35
2013	Jul	32	44
2013	Aug	49	70
2013	Sep	31	36
2013	Oct	31	45
2013	Nov	50	63
2013	Dec	56	57
2013	all	304	523