Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	30	48
2013	Feb	18	41
2013	Mar	30	48
2013	Apr	31	40
2013	May	32	52
2013	Jun	19	34
2013	Jul	18	29
2013	Aug	40	60
2013	Sep	35	46
2013	Oct	33	54
2013	Nov	51	69
2013	Dec	45	52
2013	all	285	573