Son, when I was your age, those used to cost 5 keys, not 5 ref

Well, dad they are not 5 ref yet.

5 and 5.33 are quicksales

5.66 happens enough to include it in the range

6.00 is where the majority of sales happen

classified:

http://backpack.tf/classifieds/search/id/52d1cb164dd7b8d0298b4567

2x 5.33

5x 5.66

1x 5.77

2x 5.88

>30x 6.00

tf2outpost:

seachlink: http://www.tf2outpost.com/search/187854535

everything below is from the first 15 pages, I didnt bother to check further.

link - price - status - age

sorted by price, age

http://www.tf2outpost.com/trade/17480295 - 5.00 - insta sold

http://www.tf2outpost.com/trade/17544405 - 5.00 - unsold - 1 d

http://www.tf2outpost.com/trade/17540361 - 5.33 - sold - 1 d

http://www.tf2outpost.com/trade/17557556 - 5.33 - willing buyer - 13h

http://www.tf2outpost.com/trade/17548667 - 5.66 - willing buyers - 20 h

http://www.tf2outpost.com/trade/17519560 - 5.66 - unsold - 1d

http://www.tf2outpost.com/trade/17534543 - 5.66 - 2 unsold - 1d

http://www.tf2outpost.com/trade/17482303 - 5.66 - willing buyer - 3d

http://www.tf2outpost.com/trade/17564154 - 6.00 - unsold - 3 h

http://www.tf2outpost.com/trade/17564954 - 6.00 - unsold - 3 h

http://www.tf2outpost.com/trade/17563189 - 6.00 - unsold - 3 h

http://www.tf2outpost.com/trade/17561479 - 6.00 (lowered from 6.33) - unsold - 7 h

http://www.tf2outpost.com/trade/17560458 - 6.00 - unsold - 8 h

http://www.tf2outpost.com/trade/17556461 - 6.00 - 5 unsold - 14 h

http://www.tf2outpost.com/trade/17554882 - 6.00 - unsold - 15 h

http://www.tf2outpost.com/trade/17554610 - 6.00 - unsold - 16 h

http://www.tf2outpost.com/trade/17550303 - 6.00 - unsold - 19 h

http://www.tf2outpost.com/trade/17548978 - 6.00 - unsold - 20 h

http://www.tf2outpost.com/trade/17553622 - 6.00 - 1 sold, 1 unsold - 16h

http://www.tf2outpost.com/trade/17529216 - 6.00 - willing buyer - 1 d

http://www.tf2outpost.com/trade/17537184 - 6.00 - unsold - 1 d

http://www.tf2outpost.com/trade/17526269 - 6.00 - unsold - 1 d

http://www.tf2outpost.com/trade/17524508 - 6.00 - plenty unsold - 1 d

http://www.tf2outpost.com/trade/17520120 - 6.00 - unsold - 1 d, had willing buyer but tradeoffers got in the way

http://www.tf2outpost.com/trade/17513246 - 6.00 - unsold - 2 d

http://www.tf2outpost.com/trade/17496395 - 6.00 - 1 sold, 1 unsold - 2d

http://www.tf2outpost.com/trade/17486503 - 6.00 - 1 sold, 1 unsold - 3d

http://www.tf2outpost.com/trade/17449178 - 6.00 - unsold - 4 d

http://www.tf2outpost.com/trade/17452436 - 6.00 - unsold - 4d

http://www.tf2outpost.com/trade/17445637 - 6.00 - several willing buyers - 5d

http://www.tf2outpost.com/trade/17406211 - 6.00 - 5x unsold, willing buyers - 6d

http://www.tf2outpost.com/trade/17545177 - 6.00? - unsold - 23h

... plenty more unsolds @ 6ref

http://www.tf2outpost.com/trade/17564217 - "bp.tf price"* - unsold - 3h

http://www.tf2outpost.com/trade/17557757 - "bp.tf price"* - unsold - 13h

http://www.tf2outpost.com/trade/17553543 - "bp.tf price"* - unsold - 17h

http://www.tf2outpost.com/trade/17547342 - "bp.tf price"* - unsold - 21h

http://www.tf2outpost.com/trade/17521842 - "bp.tf price"* - unsold - 1 d

http://www.tf2outpost.com/trade/17448503 - "bp.tf price"* - unsold - 4 d

http://www.tf2outpost.com/trade/17239232 - "bp.tf price"* - unsold - 1 w

* I understood these as unsolds @ 6.22-6.33 unless someone explicitly said "lower end works" or similar. (have one or two of those under the 6.00 unsolds)

http://www.tf2outpost.com/trade/17553730 - 6.22 - unsold - 16h

http://www.tf2outpost.com/trade/17534033 - 6.22 - unsold - 1d

http://www.tf2outpost.com/trade/17566419 - 6.33 - unsold - <1h

http://www.tf2outpost.com/trade/17565506 - 6.33 - unsold - 2 h

http://www.tf2outpost.com/trade/17563996 - 6.33 - unsold - 3 h

http://www.tf2outpost.com/trade/17563212 - 6.33 - unsold - 5 h

http://www.tf2outpost.com/trade/17559743 - 6.33 - unsold - 9 h

http://www.tf2outpost.com/trade/17557836 - 6.33 - unsold - 13 h

http://www.tf2outpost.com/trade/17550870 - 6.33 - unsold - 19 h

http://www.tf2outpost.com/trade/17551292 - 6.33 - unsold - 19 h

http://www.tf2outpost.com/trade/17540495 - 6.33 - unsold - 1 d

http://www.tf2outpost.com/trade/17512513 - 6.33 - unsold - 2 d

http://www.tf2outpost.com/trade/17445622 - 6.33 - unsold - 5 d (that "quick trade")

invalid

parts, "special", austrialium, unsolds above 6.33, sets, etc. are not listed