Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	30	39
2013	Feb	15	22
2013	Mar	28	38
2013	Apr	31	34
2013	May	19	22
2013	Jun	27	56
2013	Jul	32	40
2013	Aug	46	59
2013	Sep	39	47
2013	Oct	40	52
2013	Nov	46	52
2013	Dec	55	59
2013	all	336	520