Table
| Index of production. Seasonally adjusted | Index of production. Calendar adjusted1 | Weights2 | ||
|---|---|---|---|---|
| Monthly change | Three-month change | Twelve-month change | ||
| September 2018 / August 2018 | July 2018 - September 2018 / April 2018 - June 2018 | September 2018 / September 2017 | ||
| 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 | -1.5 | 1.4 | 0.7 | 100.0 |
| Extraction and related services | -3.5 | 1.4 | -5.4 | 61.8 |
| Mining and quarrying | -6.6 | -5.9 | -11.7 | 0.7 |
| Manufacturing | -0.3 | 0.6 | 1.5 | 29.8 |
| Food, beverage and tobacco | -4.2 | -0.4 | -3.6 | 6.4 |
| Refined petro., chemicals, pharmac. | 2.1 | 3.0 | 2.9 | 4.1 |
| Basic metals | -1.1 | 1.6 | 2.2 | 1.7 |
| Machinery and equipment | 0.6 | -1.9 | 0.5 | 2.2 |
| Ships, boats and oil platforms | 4.3 | 6.2 | 25.1 | 2.1 |
| Electricity, gas and steam | 6.1 | 5.3 | -1.8 | 7.7 |