Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	30	55
2009	Feb	33	47
2009	Mar	59	79
2009	Apr	58	103
2009	May	38	57
2009	Jun	50	65
2009	Jul	64	89
2009	Aug	36	46
2009	Sep	41	45
2009	Oct	46	69
2009	Nov	60	94
2009	Dec	40	56
2009	all	453	805