Selling at 9 keys

http://www.tf2outpost.com/trade/20603423 2 Hours

http://www.tf2outpost.com/trade/20600362 4 Hours

http://www.tf2outpost.com/trade/20592465 Has a part 9 hours not bumped

http://www.tf2outpost.com/trade/20584403 13 Hours badly bumped

http://www.tf2outpost.com/trade/20578761 15 Hours

http://www.tf2outpost.com/trade/20573283 19 Hours

http://www.tf2outpost.com/trade/20544167 1 Day

http://www.tf2outpost.com/trade/20563780 1 Day

http://www.tf2outpost.com/trade/20543667 1 Day

http://www.tf2outpost.com/trade/20498682 2 Days

http://www.tf2outpost.com/trade/20485002 2 Days

http://www.tf2outpost.com/trade/20501244 2 Days

http://www.tf2outpost.com/trade/20283561 1 Week

http://www.tf2outpost.com/trade/20351821 1 Week

http://www.tf2outpost.com/trade/20270875 1 Week

Unsold at 10 keys

http://www.tf2outpost.com/trade/17284103 2 Hours

http://www.tf2outpost.com/trade/20558634 1 Day

http://www.tf2outpost.com/trade/20558509 1 Day

http://www.tf2outpost.com/trade/20542531 1 Day

http://www.tf2outpost.com/trade/20544455 1 Day

http://www.tf2outpost.com/trade/20540296 1 Day

http://www.tf2outpost.com/trade/20504539 2 Days

http://www.tf2outpost.com/trade/20504287 2 Days

http://www.tf2outpost.com/trade/20455969 3 Days

http://www.tf2outpost.com/trade/20441261 3 Days

http://www.tf2outpost.com/trade/20403832 5 Days

http://www.tf2outpost.com/trade/20376136 6 Days not bumped

http://www.tf2outpost.com/trade/20338073 1 Week

http://www.tf2outpost.com/trade/20318832 1 Week

http://www.tf2outpost.com/trade/20271146 1 Week

http://www.tf2outpost.com/trade/20342777 1 Week

http://www.tf2outpost.com/trade/20340029 1 Week

http://www.tf2outpost.com/trade/20161454 2 Weeks

http://www.tf2outpost.com/trade/20131250 2 Weeks has a part

http://www.tf2outpost.com/trade/20198036 2 Weeks

http://www.tf2outpost.com/trade/20228126 2 Weeks

http://www.tf2outpost.com/trade/20063231 3 Weeks

http://www.tf2outpost.com/trade/19940843 1 Month

http://www.tf2outpost.com/trade/17284103 5 Months

Lower than 9 keys (In order of cheapest to expensive)

http://www.tf2outpost.com/trade/20593319 8 Keys 8 hours not bumped

http://www.tf2outpost.com/trade/20592307 8 Keys 9 hours not bumped

http://www.tf2outpost.com/trade/20580434 8 Keys 4 ref 15 hours badly bumped

http://www.tf2outpost.com/trade/20328482 8 Keys 6 ref 1 week

In between 9 and 10 (In order of cheapest to expensive)

http://www.tf2outpost.com/trade/20519155 9 Keys 3 refined 2 days

http://www.tf2outpost.com/trade/20606466 9 Keys 4 refined not bumped 30 minutes

http://www.tf2outpost.com/trade/20334342 9.5 keys 1 week badly bumped

http://www.tf2outpost.com/trade/20592087 9 Keys 4.33 9 hours not bumped

This is what there was out of all 10 pages on outpost. Some proof may be the same as the last suggestion.