![](/profile/get-photo.asp?memberid=20&type=profile&rnd=581) Centre county Pennsylvania, USA | here are the stats for 2 year average (2012 and 2014) county corn yield for IL, IA, and PA (bushel/acre)
STAT--------------ILLINOIS----------IOWA-----------PENNSYLVANIA
mean--------------- 145.3 ----------- 154.2 -------------- 136.8
median--------- --- 148.4 ----------- 157.4 -------------- 137.1
max---------------- 190.5 ----------- 175.6 ------------- 180.4
min------------------ 84.7 ----------- 107.7 -------------- 107.8
std dev------------- 26.5 ------------- 15.2 --------------- 15.3
num counties------- 86 ---------------- 99 ---------------- 44
Comments:
2012 was a very poor year for corn, 2014 was an exceptional year for corn.
2 year average county yield for 99 IOWA counties is 154.2, std dev is 15.2 bushels/acre
2 year average county yield for 86 ILLINOIS counties is 145.3, std dev is 26.5 bushels/acre.
2 year average county yield for 44 PENNSYLVANIA counties is 136.8, std dev is 15.3 bushels/acre. |