In Norway, rolling three-month growth is calculated by comparing a three-month period with the previous three-month period, for example growth in May to July compared with February to April. This page provides - Norway GDP Mainland 3-Month Average- actual values, historical data, forecast, chart, statistics, economic calendar and news. Norway GDP Mainland 3-Month Average - actual data, historical chart and calendar of releases - was last updated on February of 2019.