Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	79	100
2011	Feb	51	71
2011	Mar	62	86
2011	Apr	83	99
2011	May	75	107
2011	Jun	63	86
2011	Jul	64	73
2011	Aug	65	81
2011	Sep	56	67
2011	Oct	40	52
2011	Nov	76	102
2011	Dec	59	69
2011	all	614	993