| 变量名称 | 样本量 | 平均值 | 标准差 | 最小值 | 中位数 | 最大值 |
| ETR | 9288 | 0.154 | 0.158 | 0.000 | 0.148 | 0.871 |
| CCP | 9288 | 0.403 | 0.491 | 0.000 | 0.000 | 1.000 |
| CAGE | 9288 | 1.867 | 0.797 | 0.000 | 1.946 | 3.178 |
| SIZE | 9288 | 21.600 | 1.083 | 18.927 | 21.525 | 24.626 |
| ROA | 9288 | 0.040 | 0.065 | −0.293 | 0.040 | 0.210 |
| LEV | 9288 | 0.389 | 0.212 | 0.044 | 0.371 | 0.985 |
| PPE | 9288 | 0.189 | 0.140 | 0.001 | 0.164 | 0.622 |
| INTANG | 9288 | 0.043 | 0.045 | 0.000 | 0.033 | 0.274 |
| TOP1 | 9288 | 0.320 | 0.137 | 0.081 | 0.300 | 0.697 |
| INVINC | 9288 | 0.817 | 2.005 | −3.077 | 0.395 | 13.033 |
| Growth | 9288 | 0.233 | 0.561 | −0.660 | 0.144 | 4.087 |
| Age | 9288 | 52.342 | 7.776 | 24.000 | 52.000 | 86.000 |
| Gender | 9288 | 0.949 | 0.220 | 0.000 | 1.000 | 1.000 |
| Degree | 9288 | 0.801 | 0.399 | 0.000 | 1.000 | 1.000 |
| PC | 9288 | 0.337 | 0.473 | 0.000 | 0.000 | 1.000 |