Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	315	468
2009	Feb	284	534
2009	Mar	364	545
2009	Apr	394	595
2009	May	384	596
2009	Jun	315	401
2009	Jul	413	534
2009	Aug	431	560
2009	Sep	532	855
2009	Oct	315	528
2009	Nov	371	611
2009	Dec	351	842
2009	all	3598	7069