Industrial, commercial, agricultural processing and port-related activities comprise this city's economy.[89] The New Mangalore Port is India's seventh-largest container port.[2] It handles 75 per cent of India's coffee exports and the bulk of its cashew nuts.[3] The Mangalore Customs Commissionerate collected a revenue of ₹4.47 billion (US$62.67 million) during 2012–13[91] and ₹27.91 billion (US$391.30 million) during December 2018[update].[92] During 2012–13, MRPL and MCF contributed ₹501 million (US$7.02 million) and ₹373 million (US$5.23 million) respectively, to the state's revenue.[91] Dakshina Kannada district has the highest percentage of workers employed in industry and the second-highest industry-to-district GDP ratio in Karnataka.[93] Imports through Mangalore harbour include crude oil, edible oil, liquefied petroleum gas and timber.[94]