1948 06 22.93   7.25  15.09 
1948 07 25.45  10.68  18.06 
1948 08 24.82  10.56  17.69 
1948 09 21.99   6.77  14.38 
1948 10 12.44   1.26   6.85 
1948 11  8.35  -1.07   3.64 
1948 12  -.32 -10.94  -5.62 
1949 01 -1.44 -13.99  -7.71 
1949 02  -.50 -12.78  -6.64 
1949 03  1.95 -11.95  -5.00 
1949 04 11.89  -2.14   4.87 
1949 05 18.78   4.00  11.39 
1949 06 25.80  11.24  18.52 
1949 07 26.55  11.40  18.97 
1949 08 26.99   9.51  18.25 
1949 09 99.99   5.26 -99.99 
1949 10 16.34 -99.99 -99.99 
1949 12   .45  -9.14  -4.34 
1950 02 -4.48 -16.86 -10.67 
1950 05 17.21   3.81  10.51 
1950 06 99.99   7.50 -99.99 
1950 07 99.99  10.80 -99.99 
1950 08 99.99   9.41 -99.99 
1950 10 99.99   2.26 -99.99 
1951 05 20.06   3.98  12.02 
1951 06 21.46   8.71  15.08 
1951 07 24.27  11.15  17.70 
1951 08 23.08   8.41  15.74 
1951 10 13.68   2.15   7.91 
1952 01 -2.27 -99.99 -99.99 
1952 04 14.66  -1.81   6.42 
1952 05 16.36   2.19   9.27 
1952 06 23.40   8.74  16.07 
1952 07 26.32  11.98  19.15 
1952 08 24.32 -99.99 -99.99 
1952 09 21.21 -99.99 -99.99 
1953 08 24.92  10.31  17.61 
1953 09 19.10   6.64  12.87 
1953 10 15.58   1.34   8.46 
1953 11  7.65  -1.52   3.06 
1954 02   .26 -11.38  -5.56 
1954 04 11.30  -1.23   5.03 
1954 05 16.62   2.85   9.74 
1954 06 22.80  11.59  17.19 
1954 07 23.67  10.55  17.11 
1954 08 21.91  10.41  16.16 
1954 09 16.74   6.87  11.80 
1954 10 12.83   3.81   8.32 
1955 04 13.48   1.54   7.51 
1955 05 19.68   5.27  12.47 
1955 06 24.08  10.13  17.10 
1955 07 29.02  13.63  21.32 
1955 08 25.84  14.44  20.14 
1955 09 19.59   5.76  12.67 
1955 10 13.96   3.73   8.84 
1955 11  2.50 -99.99 -99.99 
1956 02 -2.53 -99.99 -99.99 
1956 04  7.61  -1.94   2.83 
1956 05 14.45   1.45   7.95 
1956 06 22.61  10.44  16.52 
1956 07 22.51  10.05  16.28 
1956 08 22.47  10.16  16.31 
1956 09 16.25   5.35  10.80 
1956 10 14.75   1.27   8.01 
1956 11  5.08  -2.75   1.16 
1957 04 11.68   -.32   5.68 
1957 05 16.50   4.19  10.34 
1957 06 22.26  11.48  16.86 
1957 07 25.07  11.61  18.34 
1957 08 22.99   8.43  15.71 
1957 09 19.20   6.95  13.08 
1957 10 12.36   1.63   6.99 
1957 11  5.16  -2.31   1.42 
1958 02 -5.70 -99.99 -99.99 
1958 04 12.90   -.12   6.39 
1958 05 16.11   2.64   9.37 
1958 06 99.99   6.94 -99.99 
1958 07 23.74  11.80  17.77 
1958 08 23.80  10.46  17.12 
1958 09 18.61   7.56  13.08 
1958 10 12.38   3.08   7.73 
1959 05 19.52   6.25  12.88 
1959 06 23.73  11.47  17.60 
1959 07 26.09  12.53  19.31 
1959 08 25.84  14.96  20.40 
1959 09 20.95  10.10  15.53 
1959 10 10.44   3.49   6.96 
1960 02 -1.04 -99.99 -99.99 
1960 03 -1.02 -99.99 -99.99 
1960 05 18.34   8.10  13.22 
1960 06 21.47   9.63  15.54 
1960 07 23.11  11.01  17.06 
1960 08 24.03  10.31  17.17 
1960 09 20.43   8.24  14.33 
1960 10 12.63   1.85   7.24 
1960 11  6.47 -99.99 -99.99 
1961 04  8.47 -99.99 -99.99 
1961 05 15.41   1.76   8.58 
1961 06 21.21   8.22  14.71 
1961 07 24.31  12.75  18.52 
1961 08 23.84  11.78  17.81 
1961 09 22.91  10.60  16.75 
1961 10 15.52   3.80   9.66 
1961 11  5.18  -3.48    .84 
1962 04 11.31  -2.08   4.61 
1962 05 20.78   6.35  13.56 
1962 06 22.99   8.82  15.90 
1963 04 11.34  -1.55   4.89 
1963 05 16.44   2.61   9.52 
1963 06 24.80 -99.99 -99.99 
1963 07 25.19 -99.99 -99.99 
1963 08 21.69   9.87  15.78 
1963 09 17.92   3.66  10.79 
1963 10 18.69   3.76  11.22 
1963 11  7.49   1.32   4.40 
1964 04 10.13   -.37   4.88 
1964 05 19.77   5.50  12.63 
1964 06 22.47   8.33  15.40 
1964 07 25.75  13.76  19.75 
1964 08 20.55   8.55  14.54 
1964 09 18.32   6.83  12.57 
1964 10 12.19   -.31   5.93 
1965 04  8.43  -3.13   2.65 
1965 05 20.04   5.39  12.71 
1965 06 22.26   7.84  15.05 
1965 07 22.28   8.85  15.56 
1965 08 22.12  10.34  16.23 
1965 09 18.81   8.46  13.63 
1965 10 10.88   1.40   6.14 
1966 01 -4.56 -99.99 -99.99 
1966 02 -1.38 -99.99 -99.99 
1966 04  8.72  -2.10   3.30 
1966 05 14.69   1.72   8.20 
1966 06 99.99   9.51 -99.99 
1966 07 99.99  11.76 -99.99 
1966 10 10.71    .28   5.49 
1967 05 12.49   2.57   7.53 
1967 06 23.45  11.99  17.72 
1967 07 23.81  12.92  18.36 
1967 08 22.63  10.39  16.51 
1967 09 19.93   5.76  12.84 
1967 10 11.32   2.29   6.80 
1968 04 13.72   1.04   7.38 
1968 05 15.43   4.23   9.83 
1968 06 20.56   9.87  15.21 
1968 08 22.10  11.00  16.54 
1968 09 20.09   9.16  14.62 
1968 10 13.15   4.00   8.57 
