| Benchmark lending rate Dickey-Fuller test | Number of samples | 25 | |
| Z-statistics | 1% Significance level/critical value | 5% Significance level/critical value | 10% Significance level/critical value |
| −1.174 | −2.508 | −1.717 | −1.321 |
| p-value of Z-statistics = 0.1266. | |||