Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	40	60
2013	Feb	23	41
2013	Mar	41	58
2013	Apr	40	50
2013	May	36	50
2013	Jun	30	45
2013	Jul	51	70
2013	Aug	65	88
2013	Sep	46	49
2013	Oct	54	75
2013	Nov	59	66
2013	Dec	68	84
2013	all	447	736