Air Transportation

Effch

Techch

M(H)

Effch

Techch

M(EH)

E(H)

2008

1.019

0.628

0.640

1.089

0.512

0.557

0.870

2011

1.413

0.969

1.370

1.240

1.021

1.265

0.923

Truck Transportation

Effch

Techch

M(H)

Effch

Techch

M(EH)

E(H)

2008

1.076

0.893

0.961

1.022

0.963

0.984

1.023

2011

0.928

1.141

1.009

0.922

1.154

1.065

1.055