Here's a look at the trading range, high to low, from January 1 to expiration.
December Corn
Maximum 509 1/4
Minimum 82
20 year average 183 3/4
20 year average excluding highest and lowest 171 1/2
Year to Date 2024 56 1/4
November Soybeans
Maximum 811 3/4
Minimum 133 3/4
20 year average 328
20 year average excluding highest and lowest 311 3/4
Year to Date 2024 114 1/4