Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	36	53
2011	Feb	26	47
2011	Mar	17	27
2011	Apr	32	43
2011	May	26	33
2011	Jun	28	32
2011	Jul	33	36
2011	Aug	27	31
2011	Sep	19	23
2011	Oct	19	33
2011	Nov	46	59
2011	Dec	25	39
2011	all	277	456