Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	0	0
2013	Feb	0	0
2013	Mar	0	0
2013	Apr	17	19
2013	May	19	27
2013	Jun	19	25
2013	Jul	25	31
2013	Aug	34	48
2013	Sep	34	42
2013	Oct	34	48
2013	Nov	52	59
2013	Dec	56	63
2013	all	260	362