1976,1100,3130,-2147483648
1977,47600,132990,-2147483648
1978,6000,18480,-2147483648
1979,10200,28940,-2147483648
1980,7100,17920,-2147483648
1981,20300,54830,-2147483648
1982,12700,34900,-2147483648
1983,53475,169700,4425
1984,55250,170830,4100
1985,40100,120675,1600
1986,26600,85190,3550
1987,51400,159120,3000
1988,37750,105070,2200
1989,17050,46180,1450
1990,50200,149750,3950
1991,94050,305210,7850