Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	34	54
2013	Feb	12	27
2013	Mar	15	26
2013	Apr	19	22
2013	May	20	21
2013	Jun	22	31
2013	Jul	26	38
2013	Aug	52	76
2013	Sep	29	34
2013	Oct	25	37
2013	Nov	51	62
2013	Dec	62	82
2013	all	311	510