Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	69	102
2011	Feb	53	74
2011	Mar	51	65
2011	Apr	88	102
2011	May	72	112
2011	Jun	56	74
2011	Jul	64	68
2011	Aug	59	72
2011	Sep	36	45
2011	Oct	41	63
2011	Nov	85	126
2011	Dec	53	64
2011	all	590	967