Kenyan economy has been traditionally based on agriculture, today one of the largest parts of the Kenya economy is the tourism market. Kenya's agricultural development remains the most important contributor to GDP with horticultural industry of mainly high quality cut flowers being among the leading export products. Kenya acts as a regional hub for trade and finance in East Africa. The country's industries include food processing, flour milling, horticulture, and the manufacture of consumer goods such as plastic, furniture, batteries, clothing, and cigarettes. Kenya is the biggest exporter of tea in the world. Tourism is the second largest export earner after tea.