Table A4: Estimates of Annual Domestic Commodity Inflows to Ohio
Table A4: Estimates of Annual Domestic Commodity Inflows to Ohio
Excluding energy1
| Commodity | Observed inflows (000s of metric tons) |
Estimated inflows (000s of metric tons) |
Percentage error |
Distance ratio2 |
|---|---|---|---|---|
| Apparel or other finished textile products | 300 | 285 | -5.2 | 0.8 |
| Chemicals or allied products | 12,893 | 9,612 | -25.5 | 0.9 |
| Clay, concrete, glass, or stone products | 4,594 | 3,908 | -14.9 | 0.9 |
| Electrical machinery, equipment, or supplies | 707 | 697 | -1.5 | 0.9 |
| Fabricated metal products | 1,483 | 1,192 | -19.6 | 0.7 |
| Farm products | 2,306 | 2,585 | 12.1 | 0.5 |
| Food or kindred products | 20,585 | 13,676 | -33.6 | 0.7 |
| Forest and fishing products | 23 | 12 | -50.0 | 0.9 |
| Furniture or fixtures | 440 | 361 | -18.1 | 0.7 |
| Instruments, photographic goods, optical goods, watches, or clocks | 161 | 88 | -45.2 | 0.9 |
| Leather or leather products | 23 | 34 | 45.3 | 0.8 |
| Lumber or wood products, excluding furniture | 3,655 | 2,919 | -20.1 | 0.8 |
| Machinery, excluding electrical | 918 | 648 | -29.4 | 0.9 |
| Miscellaneous products or manufacturing | 323 | 326 | 1.0 | 0.9 |
| Ordnance or accessories | 15 | 10 | -32.6 | N/A |
| Primary metal products | 6,013 | 3,812 | -36.6 | 0.9 |
| Pulp, paper, or allied products | 7,506 | 5,872 | -21.8 | 0.8 |
| Rubber or miscellaneous plastics products | 1,138 | 1,022 | -10.2 | 0.8 |
| Textile mill products | 323 | 280 | -13.3 | 0.8 |
| Tobacco products, excluding insecticides | 43 | 14 | -66.8 | 0.6 |
| Transportation equipment | 1,265 | 1,408 | 11.3 | 1.0 |
| Waste or scrap materials | 1,117 | 882 | -21.0 | 1.6 |
| Total, all commodities | 65,831 | 49,641 | -24.6 | 0.7 |
| Weighted average error: 25.9% | ||||
| Mean absolute error: 24.3% | ||||
1 Energy commodities include mining, petroleum, and coal products.
2 Distance ratio is the average shipment distance for the commodity to the state divided by the national average.
Key: N/A not applicable.
Note: Observed inflows are obtained from the 1993 Commodity Flow survey. Estimates are derived from the inflows to the five-state Great Lakes Region (Illinois, Indiana, Michigan, Ohio, and Wisconsin).