Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	27	44
2013	Feb	21	39
2013	Mar	29	47
2013	Apr	30	36
2013	May	26	29
2013	Jun	19	25
2013	Jul	32	44
2013	Aug	42	56
2013	Sep	34	44
2013	Oct	38	49
2013	Nov	58	75
2013	Dec	64	74
2013	all	311	562