Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	0	0
2009	Feb	0	0
2009	Mar	0	0
2009	Apr	18	19
2009	May	29	39
2009	Jun	32	42
2009	Jul	48	67
2009	Aug	57	78
2009	Sep	47	57
2009	Oct	60	72
2009	Nov	48	84
2009	Dec	37	55
2009	all	326	513