Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	51	101
2011	Feb	46	62
2011	Mar	46	82
2011	Apr	55	83
2011	May	54	81
2011	Jun	42	59
2011	Jul	34	53
2011	Aug	49	76
2011	Sep	24	38
2011	Oct	33	72
2011	Nov	45	91
2011	Dec	32	47
2011	all	417	845