Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	32	47
2009	Feb	45	67
2009	Mar	78	118
2009	Apr	80	112
2009	May	52	80
2009	Jun	40	50
2009	Jul	91	118
2009	Aug	40	53
2009	Sep	56	66
2009	Oct	62	85
2009	Nov	77	115
2009	Dec	61	82
2009	all	631	993