1970,2.1,11,7.5,1,1,2,2,5,2,8,1.3,8.9
1972,9.1,8,6.5,2,5,6,8,5,8,6,4.3,2.9
1975,7.1,8,6.5,1,5,3,4,2,8,6,8.3,4.9
1976,12.1,9,7.5,3,3,1,3,2,7,11,11.3,1.9
1991,9.1,15,2.5,2,4,1,4,3,3,10,8.3,1.9
