Table 2: Augmented Dickey-Fuller test results.

VariableAugmented Dickey-Fuller test statisticMacKinnon’s   

0.0319
0.0206
0.0626
0.0226
0.0159
0.0000
0.0001
0.0005
0.0007
0.0000
0.0000
0.0000
0.0004

hypothesis: series are stationary.