The indicator shows the municipalities' net operating expenses in NOK per kilometer municipal road (function 332). Net operating expenses: Operating expenses included depreciation after operating revenues (such as earmarked subsidies from the state and other direct income), are deducted. The remaining expenses must be covered by the free income such as tax revenues, framework transfers from the state etc. Data source: Municipal accounts. Municipal roads: Total length of municipal roads and streets. Data source: National road database in the Directorate of Roads.