Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	0	0
2009	Feb	0	0
2009	Mar	0	0
2009	Apr	25	34
2009	May	37	57
2009	Jun	29	40
2009	Jul	40	56
2009	Aug	33	52
2009	Sep	37	56
2009	Oct	43	60
2009	Nov	29	48
2009	Dec	28	48
2009	all	221	451