 The country's economy grew, with annual revenue increasing from £1.3 million to £2 million, with exports up from £8.5 million to £12 million, despite setbacks in the cotton and tobacco industries.The building housing Zimbabwe's Central Intelligence Organization bore the name of Sir Charles.However, in April 1985, it was changed by the office of Prime Minister Robert Mugabe to that of Chaminuka, an ancestral spirit invoked by guerrillas opposing the government of Ian Smith.