1958,31,28,21.4,16.9,1.4,6,6,1,7,0.2,21.4,31
1969,31,28,28.4,18.9,5.4,5,6,1,7,0.2,19.4,30.9
1974,31,28,24.4,18.9,2.4,2,4,1,5,0.2,11.4,31
1978,31,28,22.4,15.9,5.4,8,4,1,1,0.2,21.4,31
1992,31,29,27.4,18.9,8.4,4,2,1,4,0.2,10.4,31
