Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	36	57
2013	Feb	25	37
2013	Mar	29	47
2013	Apr	24	28
2013	May	35	39
2013	Jun	32	42
2013	Jul	49	64
2013	Aug	50	75
2013	Sep	52	61
2013	Oct	41	62
2013	Nov	52	65
2013	Dec	68	74
2013	all	407	651