| Variable | At Level I(0) | Stationarity Status | Ist Difference I(1) | Stationary Status | ||
| ADF Statistics | Critical Value | ADF Statistics | Critical Value | |||
| POV | −3.156842 | −4.323979 (1%) | NS | −4.46701 | 4.090602 (1%) | S |
| −3.580623 (5%) | −3.473447 (5%) | |||||
| −3.225334 (10%) | −3.163967 (10%) | |||||
| EXR | −1.344554 | −3.699871 (1%) | NS | −5.40757 | −4.090602 (1%) | S |
| −2.976263 (5%) | −3.473447 (5%) | |||||
| −2.627420 (10%) | −3.163967 (10%) | |||||
| TDO | −7.811533 | −4.088713 (1%) | NS | −7.811533 | −4.088713 (1%) | S |
| −3.472558 (5%) | −3.472558 (5%) | |||||
| −2.627420 (10%) | −3.163450 (10%) | |||||
| CPI | −2.232413 | −4.339330 (1%) | NS | −4.628465 | −4.262735 (1%) | S |
| −3.587527 (5%) | −3.552973 (5%) | |||||
| −3.229230 (10%) | −3.209642 (10%) | |||||
| FPI | −1.957161 | −4.309824 (1%) | NS | −5.834706 | −4.252879 (1%) | S |
| −3.574244 (5%) | −3.548490 (5%) | |||||
| −3.221728 (10%) | −3.207094 (10%) | |||||
| FDI | −2.177122 | −4.356068 (1%) | NS | −6.844252 | −4.262735 (1%) | S |
| −3.595026 (5%) | −3.552973 (5%) | |||||
| −3.233456 (10%) | −3.209642 (10%) | |||||