Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	22	46
2009	Feb	28	33
2009	Mar	43	58
2009	Apr	42	69
2009	May	24	41
2009	Jun	19	24
2009	Jul	26	32
2009	Aug	18	25
2009	Sep	28	31
2009	Oct	34	39
2009	Nov	35	62
2009	Dec	28	41
2009	all	304	501