Goods tranport includes data on freight transport by road, rail, sea for International Transport Forum (ITF) member countries as well as inland waterways and pipeline for some countries. Variables are measured in tonne-kilometres (T-km) for inland transport and short sea shipping and in tons and Twenty-foot equivalent unit (TEU) for containers transported by rail and sea. Data are collected from Transport Ministries, statistical offices and other institutions designated as an official data source.