Variable

Levels

1^st Differencing

2^nd Differencing

GROSS FIXED CAPITAL FORMATION

Constant

Trend and Intercept

Constant

Trend and Intercept

Constant

Trend and Intercept

T-Statistic Values

6.097756

3.655735

1.180305

−0.975135

−3.932791

−5.419031

Critical Values at 5% level

−3.004861

−3.632896

−3.012363

−3.644963

−3.020686

−3.658446

Probability

1.0000

1.0000

0.9968

0.9263

0.0077

0.0016

Critical Values

−3.5

−3.5

−3.5