Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	81	125
2011	Feb	57	81
2011	Mar	61	87
2011	Apr	90	106
2011	May	77	120
2011	Jun	65	109
2011	Jul	67	108
2011	Aug	69	83
2011	Sep	42	60
2011	Oct	48	68
2011	Nov	80	115
2011	Dec	69	78
2011	all	651	1140