1 1 1991 0.3 1 2 1991 0.3 1 3 1991 0.3 1 4 1991 0.3 1 5 1991 0.3 1 6 1991 0.3 1 7 1991 0.3 1 8 1991 0.3 1 9 1991 0.3 1 10 1991 0.0 1 11 1991 0.3 1 12 1991 0.0 1 13 1991 0.0 1 14 1991 0.0 1 15 1991 0.0 1 16 1991 0.0 1 17 1991 0.0 1 18 1991 0.0 1 19 1991 0.0 1 20 1991 0.0 1 21 1991 0.0 1 22 1991 0.0 1 23 1991 0.0 1 24 1991 0.0 1 25 1991 0.0 1 26 1991 0.0 1 27 1991 0.0 1 28 1991 0.0 1 29 1991 0.0 1 30 1991 0.0 1 31 1991 0.0 2 1 1991 0.0 2 2 1991 0.0 2 3 1991 0.0 2 4 1991 0.0 2 5 1991 0.0 2 6 1991 0.0 2 7 1991 0.0 2 8 1991 0.0 2 9 1991 0.0 2 10 1991 0.0 2 11 1991 0.0 2 12 1991 0.0 2 13 1991 0.0 2 14 1991 0.0 2 15 1991 0.0 2 16 1991 0.0 2 17 1991 0.0 2 18 1991 0.0 2 19 1991 0.0 2 20 1991 0.0 2 21 1991 0.0 2 22 1991 0.0 2 23 1991 0.0 2 24 1991 0.0 2 25 1991 0.0 2 26 1991 0.0 2 27 1991 0.0 2 28 1991 -999.0 3 1 1991 0.0 3 2 1991 0.0 3 3 1991 0.0 3 4 1991 0.0 3 5 1991 0.0 3 6 1991 0.0 3 7 1991 0.0 3 8 1991 0.0 3 9 1991 0.0 3 10 1991 0.0 3 11 1991 0.0 3 12 1991 0.0 3 13 1991 0.0 3 14 1991 0.0 3 15 1991 0.0 3 16 1991 0.0 3 17 1991 0.0 3 18 1991 0.0 3 19 1991 0.0 3 20 1991 0.0 3 21 1991 0.0 3 22 1991 0.0 3 23 1991 0.0 3 24 1991 0.0 3 25 1991 0.0 3 26 1991 0.0 3 27 1991 0.0 3 28 1991 0.0 3 29 1991 0.0 3 30 1991 0.0 3 31 1991 0.0 4 1 1991 0.0 4 2 1991 0.3 4 3 1991 0.3 4 4 1991 0.3 4 5 1991 0.3 4 6 1991 0.3 4 7 1991 0.3 4 8 1991 0.3 4 9 1991 0.6 4 10 1991 0.6 4 11 1991 0.3 4 12 1991 0.3 4 13 1991 0.3 4 14 1991 0.3 4 15 1991 0.3 4 16 1991 0.3 4 17 1991 0.6 4 18 1991 1.4 4 19 1991 1.7 4 20 1991 1.7 4 21 1991 1.9 4 22 1991 2.8 4 23 1991 2.8 4 24 1991 2.8 4 25 1991 2.8 4 26 1991 2.8 4 27 1991 3.1 4 28 1991 3.1 4 29 1991 3.1 4 30 1991 3.3 5 1 1991 3.6 5 2 1991 3.3 5 3 1991 3.3 5 4 1991 3.3 5 5 1991 3.6 5 6 1991 3.6 5 7 1991 3.3 5 8 1991 3.3 5 9 1991 3.6 5 10 1991 3.3 5 11 1991 3.9 5 12 1991 4.4 5 13 1991 5.3 5 14 1991 5.0 5 15 1991 5.0 5 16 1991 5.6 5 17 1991 5.3 5 18 1991 5.3 5 19 1991 5.6 5 20 1991 6.1 5 21 1991 6.1 5 22 1991 6.1 5 23 1991 6.1 5 24 1991 6.4 5 25 1991 6.4 5 26 1991 6.9 5 27 1991 7.2 5 28 1991 7.2 5 29 1991 7.2 5 30 1991 7.2 5 31 1991 7.2 6 1 1991 7.8 6 2 1991 7.8 6 3 1991 7.8 6 4 1991 7.8 6 5 1991 8.3 6 6 1991 8.6 6 7 1991 10.0 6 8 1991 12.5 6 9 1991 13.6 6 10 1991 13.9 6 11 1991 14.2 6 12 1991 14.2 6 13 1991 13.9 6 14 1991 14.2 6 15 1991 13.6 6 16 1991 13.3 6 17 1991 11.1 6 18 1991 10.6 6 19 1991 11.1 6 20 1991 12.8 6 21 1991 13.1 6 22 1991 13.1 6 23 1991 13.3 6 24 1991 13.3 6 25 1991 14.4 6 26 1991 15.6 6 27 1991 16.1 6 28 1991 16.7 6 29 1991 16.9 6 30 1991 15.6 7 1 1991 14.2 7 2 1991 11.4 7 3 1991 9.7 7 4 1991 9.4 7 5 1991 8.9 7 6 1991 8.9 7 7 1991 8.9 7 8 1991 9.4 7 9 1991 10.6 7 10 1991 11.1 7 11 1991 12.5 7 12 1991 13.3 7 13 1991 13.9 7 14 1991 14.4 7 15 1991 15.6 7 16 1991 16.4 7 17 1991 17.5 7 18 1991 18.1 7 19 1991 18.6 7 20 1991 18.9 7 21 1991 18.3 7 22 1991 18.3 7 23 1991 18.1 7 24 1991 17.8 7 25 1991 17.8 7 26 1991 17.8 7 27 1991 17.8 7 28 1991 17.8 7 29 1991 17.8 7 30 1991 17.8 7 31 1991 17.8 8 1 1991 17.8 8 2 1991 18.1 8 3 1991 18.1 8 4 1991 18.3 8 5 1991 18.3 8 6 1991 18.3 8 7 1991 18.3 8 8 1991 18.3 8 9 1991 18.3 8 10 1991 18.3 8 11 1991 18.6 8 12 1991 18.9 8 13 1991 19.4 8 14 1991 19.4 8 15 1991 19.7 8 16 1991 20.0 8 17 1991 20.0 8 18 1991 19.7 8 19 1991 19.4 8 20 1991 19.4 8 21 1991 19.4 8 22 1991 19.7 8 23 1991 19.2 8 24 1991 19.2 8 25 1991 18.9 8 26 1991 18.9 8 27 1991 19.2 8 28 1991 19.4 8 29 1991 19.7 8 30 1991 20.0 8 31 1991 20.6 9 1 1991 20.0 9 2 1991 19.7 9 3 1991 19.7 9 4 1991 18.9 9 5 1991 18.6 9 6 1991 18.3 9 7 1991 18.3 9 8 1991 18.3 9 9 1991 18.3 9 10 1991 18.3 9 11 1991 18.3 9 12 1991 17.8 9 13 1991 17.5 9 14 1991 17.5 9 15 1991 17.5 9 16 1991 17.8 9 17 1991 17.8 9 18 1991 17.2 9 19 1991 16.4 9 20 1991 15.0 9 21 1991 15.0 9 22 1991 14.4 9 23 1991 14.4 9 24 1991 14.2 9 25 1991 13.9 9 26 1991 13.3 9 27 1991 11.7 9 28 1991 11.4 9 29 1991 11.4 9 30 1991 11.1 10 1 1991 11.1 10 2 1991 11.4 10 3 1991 11.9 10 4 1991 12.2 10 5 1991 11.9 10 6 1991 11.4 10 7 1991 10.6 10 8 1991 10.6 10 9 1991 11.1 10 10 1991 11.1 10 11 1991 -999.0 10 12 1991 10.8 10 13 1991 10.8 10 14 1991 10.6 10 15 1991 10.6 10 16 1991 10.0 10 17 1991 10.0 10 18 1991 9.7 10 19 1991 9.4 10 20 1991 8.3 10 21 1991 8.6 10 22 1991 8.3 10 23 1991 9.4 10 24 1991 9.7 10 25 1991 9.7 10 26 1991 9.4 10 27 1991 9.4 10 28 1991 9.4 10 29 1991 9.2 10 30 1991 8.9 10 31 1991 8.9 11 1 1991 8.6 11 2 1991 8.6 11 3 1991 8.1 11 4 1991 6.7 11 5 1991 6.7 11 6 1991 6.4 11 7 1991 5.8 11 8 1991 5.6 11 9 1991 5.3 11 10 1991 5.6 11 11 1991 5.8 11 12 1991 5.8 11 13 1991 6.1 11 14 1991 6.4 11 15 1991 6.4 11 16 1991 6.4 11 17 1991 5.6 11 18 1991 5.8 11 19 1991 6.1 11 20 1991 6.1 11 21 1991 6.1 11 22 1991 6.1 11 23 1991 6.1 11 24 1991 6.1 11 25 1991 5.6 11 26 1991 4.4 11 27 1991 4.4 11 28 1991 4.4 11 29 1991 4.2 11 30 1991 4.4 12 1 1991 3.9 12 2 1991 3.1 12 3 1991 2.8 12 4 1991 2.8 12 5 1991 2.2 12 6 1991 1.7 12 7 1991 1.9 12 8 1991 2.8 12 9 1991 2.8 12 10 1991 2.8 12 11 1991 2.8 12 12 1991 3.1 12 13 1991 3.1 12 14 1991 2.8 12 15 1991 2.5 12 16 1991 1.7 12 17 1991 1.7 12 18 1991 1.7 12 19 1991 1.7 12 20 1991 1.7 12 21 1991 1.7 12 22 1991 1.7 12 23 1991 1.7 12 24 1991 1.4 12 25 1991 0.8 12 26 1991 0.8 12 27 1991 0.8 12 28 1991 1.4 12 29 1991 1.7 12 30 1991 1.1 12 31 1991 1.4