The North Korean economy shrank 1.1% in 2015, following a 1% growth in 2014, according to estimates from the Bank of Korea. It is the first contraction in 5 years and the biggest since a 1.2% drop in 2007. Production of electricity, gas and water recorded the biggest decline (-12.7%) as the drought hurt hydroelectric power generation, followed by manufacturing (-3.4%); mining (-2.6%) and agriculture (-0.8%). In contrast, construction surged 4.8% and the services sector went up 0.8%. External trade excluding South Korea declined 17.9%, while trade with South Korea increased 15.7%. Exports shrank 14.8% to USD 2.7 billion with mineral sales falling 14.7% and textiles rising 5.3%. Imports slumped 20% to USD 3.56 billion. GDP Annual Growth Rate in North Korea averaged -0.52 percent from 1990 until 2015, reaching an all time high of 6.20 percent in 1999 and a record low of -6.30 percent in 1997. GDP Annual Growth Rate in North Korea is reported by the Bank of Korea.