Commercial tree care respondent characteristics (361 of 742 survey respondents).
Variable | Percent of commercial tree care workers |
---|---|
Certified at time of survey | 74 |
Previously certified but dropped | 4 |
Not certified | 23 |
Based in the USA | 95 |
Services (at least 51% of time) | |
Tree removal | 26 |
Pruning | 77 |
All other services | 34 |
Size of firm | |
1-5 | 49 |
6-10 | 15 |
Over 10 | 36 |
Tenure in industry (years) | |
15 or fewer years | 38 |
16-25 | 23 |
25 or more | 39 |
Highest level of education | |
High school degree or less | 18 |
Associate’s, 2-year, or technical degree | 19 |
4-year degree or more | 63 |