Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	35	53
2013	Feb	21	37
2013	Mar	33	41
2013	Apr	26	30
2013	May	31	37
2013	Jun	30	40
2013	Jul	41	59
2013	Aug	61	90
2013	Sep	40	47
2013	Oct	42	56
2013	Nov	50	61
2013	Dec	72	83
2013	all	392	634