Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	34	46
2011	Feb	49	60
2011	Mar	53	76
2011	Apr	48	75
2011	May	41	87
2011	Jun	40	53
2011	Jul	46	47
2011	Aug	41	62
2011	Sep	42	53
2011	Oct	48	74
2011	Nov	77	119
2011	Dec	51	55
2011	all	459	807