Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	31	51
2013	Feb	11	24
2013	Mar	24	38
2013	Apr	20	31
2013	May	19	20
2013	Jun	25	28
2013	Jul	29	44
2013	Aug	38	60
2013	Sep	33	39
2013	Oct	34	48
2013	Nov	46	62
2013	Dec	64	71
2013	all	301	516