Poland is the 8th biggest economy in the European Union, yet GDP per capita remains significantly below the EU average. The country's industrial base combines coal, textile, chemical, machinery, iron, and steel sectors and has expanded more recently to include fertilizers, petrochemicals, machine tools, electrical machinery, electronics, cars and shipbuilding. On the expenditure side, household consumption is the main component of GDP and accounts for 60 percent of its total use, followed by gross fixed capital formation (20 percent) and government expenditure (18 percent). Exports of goods and services account for 47 percent of GDP while imports account for 46 percent, adding 1 percent of total GDP.