| 变量 | 样本量 | 均值 | 标准差 | 最小值 | 最大值 |
| OFDI | 22,722 | 0.3 | 0.458 | 0 | 1 |
| Digec | 22,722 | 0.168 | 0.105 | 0.034 | 0.476 |
| Asy | 17,332 | 2.048 | 0.893 | 0.693 | 3.85 |
| Innovate | 22,722 | 1.264 | 1.382 | 0 | 5.565 |
| Size | 22,722 | 21.847 | 1.288 | 19.691 | 25.696 |
| Fixdrate | 22,722 | 0.207 | 0.152 | 0.003 | 0.675 |
| Roa | 22,722 | 0.051 | 0.039 | 0.002 | 0.186 |
| Lev | 22,722 | 0.406 | 0.198 | 0.055 | 0.849 |
| Age | 22,722 | 19.285 | 5.673 | 8 | 36 |
| State | 22,722 | 0.357 | 0.479 | 0 | 1 |
| Growth | 22,722 | 0.183 | 0.362 | -0.415 | 2.208 |
| Large | 22,722 | 35.23 | 14.846 | 8.89 | 74.96 |
| Dual | 22,722 | 0.279 | 0.449 | 0 | 1 |
| Indep | 22,721 | 0.375 | 0.053 | 0.333 | 0.571 |