year	gdp	receipts
1960	527.375	92.85
1961	545.625	94.425
1962	586.525	102.325
1963	618.675	110.175
1964	664.375	110.15
1965	720.1	119.275
1966	789.3	136.325
1967	834.075	144.9
1968	911.45	168.475
1969	985.35	190.075
1970	1039.675	184.275
1971	1128.6	189.825
1972	1240.425	217.475
1973	1385.55	248.475
1974	1501	277.325
1975	1635.175	276.075
1976	1823.925	318.85
1977	2031.4	359.875
1978	2295.875	417.275
1979	2566.375	478.275
1980	2795.55	522.8
1981	3131.35	605.625
1982	3259.225	599.5
1983	3534.95	623.875
1984	3932.75	688.075
1985	4213	747.45
1986	4452.85	786.375
1987	4742.475	870.475
1988	5108.325	928.875
1989	5489.05	1010.325
1990	5803.25	1055.725
1991	5986.225	1072.25
1992	6318.95	1121.3
1993	6642.325	1197.325
1994	7054.3	1293.675
1995	7400.55	1383.7