2750,2750,2755,2759,2761,2764,2767,2770,2775,2771,2766,2766,2762,2760,2758,2755,2752;1990,1981,1979,1976,1978,1980,1979,1978,1986,1989,1992,1988,1988,1990,1992,1992,1990