Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	42	64
2009	Feb	44	54
2009	Mar	66	90
2009	Apr	64	100
2009	May	46	69
2009	Jun	39	51
2009	Jul	64	83
2009	Aug	33	49
2009	Sep	44	54
2009	Oct	50	70
2009	Nov	61	95
2009	Dec	42	66
2009	all	495	845