Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	32	47
2013	Feb	18	31
2013	Mar	20	25
2013	Apr	18	21
2013	May	17	19
2013	Jun	20	25
2013	Jul	26	42
2013	Aug	46	66
2013	Sep	32	40
2013	Oct	30	38
2013	Nov	49	54
2013	Dec	53	57
2013	all	288	465