2006 GRIP/GRP County Yields
| Michigan GRP/GRIP Corn Yields | |||||
| Year | State | County ↑ | Planted | Production | Yield |
| 2006 | Michigan | Allegan | 85,000 | 10,300,000 | 121.2 |
| 2006 | Michigan | Alpena | 5,400 | 450,000 | 83.3 |
| 2006 | Michigan | Antrim | 3,200 | 270,000 | 84.4 |
| 2006 | Michigan | Arenac | 18,000 | 2,090,000 | 116.1 |
| 2006 | Michigan | Barry | 40,000 | 4,800,000 | 120.0 |
| 2006 | Michigan | Bay | 47,000 | 6,260,000 | 133.2 |
| 2006 | Michigan | Benzie | 1,700 | 135,000 | 79.4 |
| 2006 | Michigan | Berrien | 43,000 | 6,290,000 | 146.3 |
| 2006 | Michigan | Branch | 80,000 | 11,650,000 | 145.6 |
| 2006 | Michigan | Calhoun | 75,000 | 10,150,000 | 135.3 |
| 2006 | Michigan | Cass | 68,000 | 10,700,000 | 157.4 |
| 2006 | Michigan | Charlevoix | 2,700 | 230,000 | 85.2 |
| 2006 | Michigan | Clare | 3,700 | 190,000 | 51.4 |
| 2006 | Michigan | Clinton | 72,000 | 9,050,000 | 125.7 |
| 2006 | Michigan | Delta | 3,100 | 229,000 | 73.9 |
| 2006 | Michigan | Eaton | 58,000 | 8,210,000 | 141.6 |
| 2006 | Michigan | Emmet | 1,400 | 100,000 | 71.4 |
| 2006 | Michigan | Genesee | 26,000 | 3,080,000 | 118.5 |
| 2006 | Michigan | Gladwin | 7,100 | 880,000 | 123.9 |
| 2006 | Michigan | Grand Traverse | 6,700 | 585,000 | 87.3 |
| 2006 | Michigan | Gratiot | 84,000 | 10,900,000 | 129.8 |
| 2006 | Michigan | Hillsdale | 66,000 | 9,200,000 | 139.4 |
| 2006 | Michigan | Huron | 109,000 | 14,500,000 | 133.0 |
| 2006 | Michigan | Ingham | 49,000 | 6,950,000 | 141.8 |
| 2006 | Michigan | Ionia | 77,000 | 9,840,000 | 127.8 |
| 2006 | Michigan | Iosco | 6,900 | 610,000 | 88.4 |
| 2006 | Michigan | Isabella | 35,000 | 3,890,000 | 111.1 |
| 2006 | Michigan | Jackson | 51,000 | 6,520,000 | 127.8 |
| 2006 | Michigan | Kalamazoo | 48,000 | 7,020,000 | 146.3 |
| 2006 | Michigan | Kent | 42,000 | 5,020,000 | 119.5 |
| 2006 | Michigan | Lapeer | 32,000 | 4,530,000 | 141.6 |
| 2006 | Michigan | Lenawee | 97,500 | 13,800,000 | 141.5 |
| 2006 | Michigan | Livingston | 19,000 | 2,320,000 | 122.1 |
| 2006 | Michigan | Macomb | 11,000 | 1,620,000 | 147.3 |
| 2006 | Michigan | Manistee | 800 | 65,000 | 81.3 |
| 2006 | Michigan | Mason | 12,000 | 1,080,000 | 90.0 |
| 2006 | Michigan | Mecosta | 20,500 | 2,180,000 | 106.3 |
| 2006 | Michigan | Menominee | 14,100 | 637,000 | 45.2 |
| 2006 | Michigan | Midland | 21,000 | 2,620,000 | 124.8 |
| 2006 | Michigan | Missaukee | 16,400 | 1,290,000 | 78.7 |
| 2006 | Michigan | Monroe | 60,000 | 9,590,000 | 159.8 |
| 2006 | Michigan | Montcalm | 56,500 | 6,720,000 | 118.9 |
| 2006 | Michigan | Montmorency | 1,900 | 205,000 | 107.9 |
| 2006 | Michigan | Newaygo | 28,000 | 2,420,000 | 86.4 |
| 2006 | Michigan | Oceana | 12,000 | 1,260,000 | 105.0 |
| 2006 | Michigan | Ogemaw | |||