Variable

Obs

Mean

Std. Dev.

Min

Max

Skewness

Kurtosis

Jarque-Bera

CO₂

437

26,187.54

88,499.86

341.031

503,112.4

4.260

20.03

6439.62***

Scale

434

490,818.2

1,663,023

9338.322

1.13e+07

1.52

4.44

202.22**

Composition

434

1487.872

2122.723

508.6044

13,049.03

2.48

9.48

1155.56***

Technique

437

8.009651

5.734748

1.91032

35.90422

1.99

7.31

612.33**

Fd

430

23.38914

29.03755

0.4913875

160.1248

2.92

11.60

1923.06**

Pop

434

2.28e+07

3.03e+07

981,764

1.76e+08

2.83

12.11

2045.03***

Exp

430

39.67941

16.64399

11.3097

87.38375

0.82

2.86

48.26**

Imp

430

33.99639

19.62321

4.428757

89.68583

0.79

3.04

44.49**