Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	54	85
2013	Feb	40	80
2013	Mar	43	86
2013	Apr	50	74
2013	May	69	89
2013	Jun	49	72
2013	Jul	42	59
2013	Aug	63	88
2013	Sep	43	54
2013	Oct	52	79
2013	Nov	70	81
2013	Dec	76	97
2013	all	497	944