Bill's Maintenance #137 PSA 10: price & population
PSA 10
$40.27
Raw
$1.00
PSA 10 pop
31
Gem rate
36.9%
A PSA 10 Bill's Maintenance #137 from Expedition sells for $40.27 — a 3,927% premium over the $1.00 raw price. PSA has graded this card 84 times; 31 came back a 10 (36.9% gem rate), and 27 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $22.00. The jump from 9 to 10 is worth $18.27 — that spread, times your real odds of the 10, is what decides whether grading pays.
Prices from real completed sales, updated daily. Population data from PSA's public population report.
