| 1955 | 1965 | 1975 | 1985 | 1995 | 2005 | 2015 | 2016 | 2017 | 2018 | 2019 |
第一产业 就业人数 (万人) | 18,592 | 23,396 | 29,456 | 31,130 | 35,530 | 33,442 | 21,919 | 21,496 | 20,944 | 20,258 | 19,600 |
劳动力就 业总人数 (万人) | 22,328 | 28,670 | 38,168 | 49,873 | 68,065 | 74,647 | 77,451 | 77,603 | 77,640 | 77,586 | 77,471 |
占比(%) | 83.3 | 81.6 | 77.2 | 62.4 | 52.2 | 44.8 | 28.3 | 27.7 | 27.0 | 26.1 | 25.3 |