1974 06 99.99  11.17 -99.99 
1974 07 99.99  16.41 -99.99 
1974 08 99.99  11.43 -99.99 
1974 09 99.99   5.21 -99.99 
1974 12 99.99 -10.26 -99.99 
1976 03 99.99 -11.27 -99.99 
1976 04 99.99   1.55 -99.99 
1976 05 99.99   5.98 -99.99 
1976 06 99.99  13.17 -99.99 
1976 07 99.99  14.81 -99.99 
1976 09 22.55   6.27  14.41 
1977 01 15.36 -23.96 -19.66 
1978 03 -2.04 -11.13  -6.58 
1978 04 10.12   1.15   5.63 
1978 05 99.99   8.25 -99.99 
1978 10 99.99   1.45 -99.99 
1978 11 99.99 -11.08 -99.99 
1979 01 99.99 -27.40 -99.99 
1979 02 14.62 -24.27 -19.44 
1979 03 99.99 -11.26 -99.99 
1979 04 99.99  -3.29 -99.99 
1979 05 99.99   3.59 -99.99 
1979 06 99.99  11.76 -99.99 
1979 07 27.43  14.98  21.20 
1979 08 99.99  12.01 -99.99 
1979 09 99.99   7.76 -99.99 
1979 10 99.99    .63 -99.99 
1980 05 99.99   7.63 -99.99 
1980 06 99.99  11.76 -99.99 
1980 08 99.99  12.14 -99.99 
1981 02 -3.47 -11.47  -7.47 
1981 03  5.80  -5.23    .28 
1981 04 99.99    .81 -99.99 
1981 05 99.99   5.80 -99.99 
1981 07 26.82  14.49  20.65 
1981 08 26.69  15.66  21.17 
1982 01 99.99 -28.81 -99.99 
1982 03  -.62  -8.47  -4.54 
1982 04 11.53    .21   5.87 
1982 05 99.99  10.32 -99.99 
1982 06 99.99   9.47 -99.99 
1982 07 25.89  15.49  20.68 
1982 08 25.66  13.62  19.64 
1982 10 99.99   3.27 -99.99 
1982 11   .92  -7.97  -3.52 
1982 12 -3.37 -12.58  -7.97 
1983 01 99.99 -13.63 -99.99 
1983 02   .23  -7.79  -3.78 
1983 03  1.01  -5.43  -2.21 
1983 04  8.99  -1.05   3.96 
1983 05 15.93   3.08   9.50 
1983 11  2.18  -3.00   -.40 
1983 12 15.32 -22.57 -18.94 
1984 01 -7.04 -16.23 -11.63 
1984 02   .-3  -6.20  -3.11 
1984 03  -.60  -8.16  -4.38 
1984 04 13.38   1.79   7.58 
1984 05 99.99   6.02 -99.99 
2008 02 10.40 -22.49 -16.44 
