Low-end: 1.5 keys (1 key 6.5 refined)

Median: 1.75 keys (1 key 9.75 refined)

Classifieds: http://backpack.tf/classifieds/?item=Festive%20Revolver&quality=11&tradable=1&craftable=1

1.28 keys (1 key 3.66) x1

1.48 keys (1 key 6.33) x1

1.61 keys (1 key 8.00) x1

1.66 keys (1 key 8.66) x1

1.76 (1 key 10.00) x2

1.87 (1 key 11.50) x1

1.91 (1 key 12.00) x1

Sellers at below 2 keys:

http://www.tf2outpost.com/trade/24529704 1.6 keys (1 key 8.00)

http://www.tf2outpost.com/trade/24513398 1.5 keys (1 key 6.00)

http://www.tf2outpost.com/trade/24527735 1.4 keys (1 key 5.00)

http://www.tf2outpost.com/trade/24474096 1.9 keys (1 key 11.55)

http://www.tf2outpost.com/trade/24477636 1.8 keys (1 key 11.00)

http://www.tf2outpost.com/trade/24366512 1.5 keys (1 key 6.50)

http://www.tf2outpost.com/trade/24471350 1.7 keys (1 key 9.00)

http://www.tf2outpost.com/trade/24466893 1.6 keys (1 key 8.00

http://www.tf2outpost.com/trade/24456888 1.9 keys (1 key 12.00)

http://www.tf2outpost.com/trade/24530902 1.8 keys (1 key 10.00)

Unsolds at 2 keys:

http://www.tf2outpost.com/trade/24495119 2 days

http://www.tf2outpost.com/trade/24460119 4 days

http://www.tf2outpost.com/trade/24445106 5 days

http://www.tf2outpost.com/trade/24501240 2 days

http://www.tf2outpost.com/trade/24465503 4 days

http://www.tf2outpost.com/trade/24517373 1 day

http://www.tf2outpost.com/trade/24469143 4 days

http://www.tf2outpost.com/trade/24514043 1 day

http://www.tf2outpost.com/trade/24501317 2 days

http://www.tf2outpost.com/trade/24505771 1 day

http://www.tf2outpost.com/trade/24426287 6 days

http://www.tf2outpost.com/trade/24507583 1 day

http://www.tf2outpost.com/trade/24501952 2 days

http://www.tf2outpost.com/trade/24511952 1 day

http://www.tf2outpost.com/trade/24475441 3 days

http://www.tf2outpost.com/trade/24378808 1 week

http://www.tf2outpost.com/trade/24454531 4 days

http://www.tf2outpost.com/trade/24412476 6 days

There are more unsolds but you get the point.