is arable, with 2.4 percent of the land planted with permanent crops. This strong dependence on agriculture, makes Tanzania's economy highly vulnerable to weather shocks and fluctuating commodity prices. 76% of Tanzania's population subsist thanks to agriculture and, due to the lack of knowledge and infrastructure to develop and implement some kind of agricultural technology, any droughts, floods, or temperature shocks can severely damage the living standards of those people and create huge increases in unemployment, hunger, and malnutrition rates, as well as, in really severe case, mortality rates due to starvation. Tanzania produced in 2018: 5.9 million tons of maize; 5 million tons of cassava (12th largest producer in the world); 3.8 million tons of sweet potato (4th largest producer in the world, second only to China, Malawi and Nigeria); 3.4 million tons of banana (10th largest producer in the world, 13th adding plantain production); 3 million tons of rice; 3 million tons of sugarcane; 1.7 million tons of potato; 1.2 million tons of beans (6th largest producer in the world); 940 thousand tons of peanut (7th largest producer in the world); 930 thousand tons of sunflower seed (12th largest producer in the world); 808 thousand tons of sorghum; 561 thousand tons of sesame seed (5th largest producer in the world, losing only to Sudan, Myanmar, India and Nigeria); 546 thousand tons of coconut (11th largest producer in the world); 454 thousand tons of mango (including mangosteen and guava); 389 thousand tons of pineapple; 373 thousand tons of orange; 356 thousand tons of tomato; 238 thousand tons of cotton; 171 thousand tons of cashew nuts (6th largest producer in the world); In addition to smaller productions of other agricultural products, like tobacco (107 thousand tons, 8th largest producer in the world), coffee (55 thousand tons), tea (36 thousand tons) and sisal (33 thousand tons). Industry Industries are a major and growing component of the Tanzanian economy, contributing 22.2 percent of GDP in 2013. This component includes mining and quarrying, manufacturing, electricity and natural gas, water supply, and construction. Mining Mining contributed 3.3 percent of GDP in 2013. The vast majority of the country's mineral export revenue comes from gold, accounting for 89 percent of the value of those exports in 2013. It also exports sizable quantities of gemstones, including diamonds and tanzanite. All of Tanzania's coal production, which totalled 106,000 short tons in 2012, is used domestically. Minerals Other