Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	0	0
2009	Feb	0	0
2009	Mar	0	0
2009	Apr	0	0
2009	May	0	0
2009	Jun	0	0
2009	Jul	0	0
2009	Aug	14	30
2009	Sep	16	28
2009	Oct	65	86
2009	Nov	151	229
2009	Dec	191	263
2009	all	388	636