This reminds me of real estate when its going up. The sellers want next years price. It looks like the U.S. Mint and or Gold Eagle retailers are asking anticipated higher prices.
Gold One 20 oz Roll $36,550 $1,828/oz $185 over the higher spot price.
2020-1-oz-gold-american-eagle-20-coin-mintdirect-tube
https://www.apmex.com/product/196142/2020-1-oz-gold-american-eagle-20-coin-mintdirect-tube