Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	18	33
2009	Feb	25	26
2009	Mar	41	55
2009	Apr	40	66
2009	May	23	40
2009	Jun	18	23
2009	Jul	28	39
2009	Aug	18	23
2009	Sep	27	28
2009	Oct	33	41
2009	Nov	37	60
2009	Dec	28	41
2009	all	295	475