Employment statistics.
| Characteristics | Large yard | Small yard | Total |
|---|---|---|---|
| Proportion of total | 33% | 67% | - |
| Average number of employees per yard | 7.5 | 4.8 | - |
| Estimated total number of employees all yards | 440 | 582 | 1,082 |
| % of businesses with own field crews | 78.5% | 31% | - |