Proof below. 4 month-old price.

Sales:

http://www.tf2outpost.com/trade/17605368

-wanted 2.6 buds

-bought mem leak western (quite outdated): http://www.tf2outpost.com/trade/16992046

-had offer of max's

-2 buds

http://www.tf2outpost.com/trade/17667450

-b/o of 2-2.5 buds

-tossle+4 buds bought ghosts tossle: http://www.tf2outpost.com/trade/17649648

-1.6 buds outlier

http://www.tf2outpost.com/trade/17597801

-tossle+dirty juju sold for stormy stash (slightly outdated)=2.6 buds

http://www.tf2outpost.com/trade/17597801

-b/o of 2.5 buds

-bought vivid nappers: http://www.tf2outpost.com/trade/17458483

-2.9 buds, probably too far from b/o of 2.5 buds

http://www.tf2outpost.com/trade/17158568

-wanted 2.2 buds

-sold for 1 bud+17 keys+sweets=~2 buds

http://www.tf2outpost.com/trade/17639646

-sold for 48 keys=~2.5 buds

http://www.tf2outpost.com/trade/17617511

-wanted 2.3 buds

-seems to have sold for sf rl w/ parts: http://www.tf2outpost.com/trade/17624778

-~2 buds

http://www.tf2outpost.com/trade/17566273

-b/o of 2.5 buds

-seems to have sold for logo phantom: http://www.tf2outpost.com/trade/17616925

-a little above b/o of 2.5 buds

Sales: 1.6, 2, 2, 2, 2.5, 2.5, 2.5, 2.6

I can't put 2.6 as the high end as it's the only piece of proof for 2.6 with an outdated price so I'm using 2.5 which has numerous valid sales. 2 is low end from 3 sales. Overpay and original prices used.