Table
| Index of production. Seasonally adjusted | Index of production. Calendar adjusted1 | Weights2 | ||
|---|---|---|---|---|
| Monthly change | Three-month change | Twelve-month change | ||
| December 2017 / November 2017 | October 2017 - December 2017 / July 2017 - September 2017 | December 2017 / December 2016 | ||
| 1Adjusted for working-days and for public holidays in Norway. | ||||
| 2The weights are updated annually, and are valid for the entire year. | ||||
| Extraction, mining, manufacturing and elec | -0.4 | -2.5 | 0.3 | 100.0 |
| Extraction and related services | -1.3 | -4.8 | -4.2 | 67.1 |
| Mining and quarrying | -1.1 | -4.2 | -5.4 | 0.7 |
| Manufacturing | 1.3 | 1.1 | 3.4 | 26.5 |
| Food, beverage and tobacco | 1.0 | -0.1 | 7.1 | 5.4 |
| Refined petro., chemicals, pharmac. | 0.2 | 1.5 | 4.8 | 3.7 |
| Basic metals | 1.3 | 2.3 | 6.5 | 1.7 |
| Machinery and equipment | 0.2 | 2.3 | -3.6 | 2.7 |
| Ships, boats and oil platforms | -2.3 | 4.0 | -1.6 | 2.0 |
| Electricity, gas and steam | -0.5 | 0.3 | 5.6 | 5.7 |