Archimedes under 13 are selling in less then a day but those above 13 are still on sale even after weeks

Current trade going on:

Outpost:

1 day - 12.7

5 days - 14

1 day - 13

15 days - C/O 12

14 days - 18

1 day - 14

2 days - 14

14 days - 21

1 day - C/O TS bill

10 days - C/O 10

1 day - 14

7 days - 15

5 days - 14

7 days - 16

1 day - 13

2 days - 13

13 day - 13 (already sold 2)

backpack.tf:

2 days - 12

1 day - 12.7

4 x 1 day - 13

3 days - 14

bazaar.tf:

7 days - 17

1 day - 14

7 days - 15

7 days - 17