year,qtr1,qtr2,qtr3,qtr4
1960,160.1,129.7,84.8,120.1
1961,160.1,124.9,84.8,116.9
1962,169.7,140.9,89.7,123.3
1963,187.3,144.1,92.9,120.1
1964,176.1,147.3,89.7,123.3
1965,185.7,155.3,99.3,131.3
1966,200.1,161.7,102.5,136.1
1967,204.9,176.1,112.1,140.9
1968,227.3,195.3,115.3,142.5
1969,244.9,214.5,118.5,153.7
1970,244.9,216.1,188.9,142.5
1971,301,196.9,136.1,267.3
1972,317,230.5,152.1,336.2
1973,371.4,240.1,158.5,355.4
1974,449.9,286.6,179.3,403.4
1975,491.5,321.8,177.7,409.8
1976,593.9,329.8,176.1,483.5
1977,584.3,395.4,187.3,485.1
1978,669.2,421,216.1,509.1
1979,827.7,467.5,209.7,542.7
1980,840.5,414.6,217.7,670.8
1981,848.5,437,209.7,701.2
1982,925.3,443.4,214.5,683.6
1983,917.3,515.5,224.1,694.8
1984,989.4,477.1,233.7,730
1985,1087,534.7,281.8,787.6
1986,1163.9,613.1,347.4,782.8