46.13.Z - Agents involved in the sale of timber and building materials
35.14.Z - Trade of electricity
35.23.Z - Trade of gaseous fuels through mains
46.12.Z - Agents involved in the sale of fuels, ores, metals and industrial chemicals
46.18.Z - Agents specialised in the sale of other particular products
46.19.Z - Agents involved in the sale of a variety of goods