1991 12  5  13  -10.3   -6.3   15.6   14.3    1.4  -52.7  -63.3  -42.6  -56.2
1991 12  5  14  -20.7   10.9    6.3   21.0    2.7  -39.9  -65.7  -42.8  -51.5
1991 12  5  15  -53.9   14.3    9.4   30.0    2.7  -31.2  -77.0  -34.6  -40.1