Just a conversative drop.

[proof below]

Sellers 'o solds at 22-23 keys.

http://www.tf2outpost.com/trade/15679147 - 22

http://www.tf2outpost.com/trade/15671885 - 22

http://www.tf2outpost.com/trade/15668704 - 22

http://www.tf2outpost.com/trade/15688451 - sold (incl sappers removed)

http://www.tf2outpost.com/trade/15550923 - sold

http://www.tf2outpost.com/trade/15681998 22 + 3 ref (sold)

http://www.tf2outpost.com/trade/15737103 22 + 4 ref (sold)

http://backpack.tf/classifieds/search/id/5200338c4bd7b86109000001 - edit: sold

http://www.tf2outpost.com/trade/15746967 - 23

http://www.tf2outpost.com/trade/15782832 - 23

http://www.tf2outpost.com/trade/15551110 - 23

http://www.tf2outpost.com/trade/15704256 - 23

http://www.tf2outpost.com/trade/15764437 - 23

http://www.tf2outpost.com/trade/15545973 - 23 - sold

http://www.tf2outpost.com/trade/15441978 - 23 - sold

http://www.tf2outpost.com/trade/15742417 - 23 - sold

More proof

http://i.imgur.com/MhEAMz5.png

http://i.imgur.com/xcmHC8a.png

http://i.imgur.com/tm3reku.png

http://i.imgur.com/VPfTeZY.png

http://i.imgur.com/AGlVpMc.png

http://www.tf2outpost.com/trade/15465706 - highest offer was 22

http://www.tf2outpost.com/trade/15500674 - highest offer was 22

Most of the proof is in the pictures above.

Feel free to add more proof, inform me about invalid/double links and give feedback.