Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	33	50
2013	Feb	20	33
2013	Mar	27	34
2013	Apr	27	32
2013	May	25	29
2013	Jun	25	33
2013	Jul	34	49
2013	Aug	52	75
2013	Sep	34	43
2013	Oct	34	45
2013	Nov	41	54
2013	Dec	59	78
2013	all	338	555