| 报告时间 | 员工总数 | 博士人数 | 硕士人数 | 本科人数 | 专科人数 | 其他人数 | 操作 |
| 2023-12-31 | 4,931 | 0 | 161 | 1,537 | 1,786 | 1,447 | 详情 |
| 2022-12-31 | 5,125 | 0 | 171 | 1,475 | 1,884 | 1,595 | 详情 |
| 2021-12-31 | 5,293 | 0 | 169 | 1,492 | 1,997 | 1,635 | 详情 |
| 2020-12-31 | 3,063 | 0 | 113 | 847 | 967 | 1,136 | 详情 |
| 2019-12-31 | 3,109 | 0 | 106 | 818 | 991 | 1,194 | 详情 |
| 2018-12-31 | 3,224 | 0 | 103 | 798 | 1,031 | 1,292 | 详情 |
| 2017-12-31 | 3,338 | 0 | 95 | 787 | 1,051 | 1,405 | 详情 |
| 2016-12-31 | 3,477 | 0 | 93 | 783 | 1,083 | 1,518 | 详情 |
| 2015-12-31 | 3,757 | 0 | 60 | 753 | 1,303 | 1,641 | 详情 |
| 2014-12-31 | 4,192 | 0 | 65 | 812 | 1,410 | 1,905 | 详情 |
| 2013-12-31 | 3,914 | 0 | 53 | 669 | 1,279 | 1,913 | 详情 |
| 2012-12-31 | 4,552 | 0 | 0 | 728 | 1,306 | 2,518 | 详情 |
| 2012-06-30 | 3,830 | 0 | 0 | 0 | 0 | 0 | 详情 |
| 2011-12-31 | 4,756 | 0 | 0 | 776 | 1,526 | 2,454 | 详情 |
| 2010-12-31 | 4,716 | 0 | 0 | 0 | 0 | 0 | 详情 |
| 2007-12-31 | 4,962 | 0 | 0 | 0 | 0 | 0 | 详情 |
| 2005-12-31 | 660 | 0 | 0 | 0 | 0 | 0 | 详情 |