Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	32	55
2013	Feb	13	28
2013	Mar	17	31
2013	Apr	19	22
2013	May	20	21
2013	Jun	25	38
2013	Jul	34	44
2013	Aug	50	77
2013	Sep	35	42
2013	Oct	26	41
2013	Nov	48	56
2013	Dec	55	60
2013	all	301	515