Table 1. A Comparision of Yields and Deviation from Trend Yields in Illinois, Kansas, and South Dakota, 1995 - 1998
  West Southwest Illinois   Southwest Kansas   Northeast South Dakota
Soft Red Winter Hard Red Winter Hard Red Spring
  Deviation   Deviation   Deviation
Year Yield From Trend   Yield From Trend   Yield From Trend
---bushels/acre--- ---bushels/acre--- ---bushels/acre---
1995 45 -7.20 22 -14.93 35 1.64
1996 38 -14.74 26 -11.27 41 6.20
1997 65 11.70 37 -0.61 32 -3.26
1998 51 -2.85 51 13.04 35 -0.64
Note: Trend yield is based on a regression using data from 1972 through 1998.