PERU HAS FIRST TRADE DEFICIT IN FOUR YEARS Peru registered a 16 mln dlr trade deficit in 1986, its first trade shortfall in four years, a central bank statement said. The figure compared with a surpluses of 1.17 billion dlrs in 1985, 1.01 billion in 1984 and 293 mln in 1983. The last trade deficit was a 428 mln shortfall in 1982. Peru's exports fell to 2.51 billion dlrs last year from 2.98 billion in 1985. Last year's imports were 2.53 billion dlrs against 1.81 billion dlrs in 1985.