| 序列 | ADF值 | 5%水平 | 10%水平 | 判定结果 |
| lnnpe | −1.914 | −2.912 | −2.594 | 不平稳 |
| dlnnpe | −4.600 | −2.912 | −2.594 | 平稳 |
| lncei | −1.641 | −2.911 | −2.593 | 不平稳 |
| dlncei | −4.762 | −2.911 | −2.593 | 平稳 |
| lncci | −1.569 | −2.911 | −2.593 | 不平稳 |
| dlncci | −4.389 | −2.911 | −2.593 | 平稳 |
| lndpi | −1.672 | −2.912 | −2.594 | 不平稳 |
| dlndpi | −3.008 | −2.912 | −2.594 | 平稳 |