Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	37	62
2009	Feb	39	55
2009	Mar	61	90
2009	Apr	51	88
2009	May	45	73
2009	Jun	36	45
2009	Jul	39	53
2009	Aug	28	41
2009	Sep	46	54
2009	Oct	46	56
2009	Nov	46	69
2009	Dec	35	54
2009	all	432	740