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Table 4 Mean green TFP and components scores per year for dairy farms (1991–2020)

From: The role of green total factor productivity to farm-level performance: evidence from Norwegian dairy farms

Year

Mean green TFP

Mean GTFP components

Mean RTS

EC

SC

TC

1991

1.724

1992

0.007

− 0.0023

0.0156

− 0.0478

1.718

1993

− 0.076

− 0.0022

0.0396

− 0.0499

1.734

1994

− 0.054

− 0.0022

− 0.0338

− 0.0466

1.724

1995

0.004

− 0.0021

0.0171

− 0.0448

1.724

1996

− 0.082

− 0.0021

− 0.0581

− 0.0414

1.730

1997

− 0.022

− 0.0020

0.0199

− 0.0414

1.742

1998

− 0.075

− 0.0020

− 0.0102

− 0.0401

1.742

1999

0.005

− 0.0020

− 0.0245

− 0.0379

1.740

2000

− 0.001

− 0.0019

0.0109

− 0.0370

1.752

2001

− 0.008

− 0.0019

0.0482

− 0.0357

1.757

2002

0.015

− 0.0019

0.0023

− 0.0352

1.777

2003

− 0.026

− 0.0019

− 0.1717

− 0.0329

1.784

2004

− 0.029

− 0.0018

0.0024

− 0.0303

1.795

2005

− 0.064

− 0.0018

− 0.0822

− 0.0282

1.805

2006

0.010

− 0.0017

− 0.0113

− 0.0276

1.810

2007

0.090

− 0.0017

0.0477

− 0.0288

1.824

2008

0.048

− 0.0017

0.0713

− 0.0304

1.832

2009

0.069

− 0.0016

0.0959

− 0.0288

1.867

2010

0.057

− 0.0016

0.0558

− 0.0289

1.855

2011

0.042

− 0.0016

− 0.0122

− 0.0286

1.865

2012

0.067

− 0.0016

0.0809

− 0.0289

1.869

2013

0.029

− 0.0015

0.0461

− 0.0288

1.872

2014

0.029

− 0.0015

0.0460

− 0.0287

1.872

2015

0.141

− 0.0015

0.1283

− 0.0288

1.887

2016

0.056

− 0.0015

0.0715

− 0.0287

1.891

2017

0.008

− 0.0014

0.0253

− 0.0277

1.891

2018

0.085

− 0.0014

0.1021

− 0.0275

1.898

2019

0.026

− 0.0014

0.0515

− 0.0267

1.902

2020

0.039

− 0.0013

0.0629

− 0.0253

1.908

Total

0.032

− 0.0017

0.0560

− 0.0291

1.839

(St.Dev)

(0.030)

(0.0000)

(0.0421)

(0.008)

(0.081)