Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	37	61
2013	Feb	37	49
2013	Mar	48	65
2013	Apr	52	70
2013	May	34	40
2013	Jun	38	51
2013	Jul	45	67
2013	Aug	58	78
2013	Sep	45	49
2013	Oct	63	86
2013	Nov	75	104
2013	Dec	66	79
2013	all	472	799