1952 05 27.73  16.23  21.98 
1952 06 32.58  21.31  26.94 
1952 07 32.36  21.82  27.09 
1952 08 30.75  21.82  26.28 
1952 09 27.37  17.62  22.50 
1952 10 22.16   8.49  15.32 
1952 11 17.54   5.38  11.46 
1952 12 12.65   1.82   7.23 
1953 01 15.80   4.52  10.16 
1953 02 15.39   4.73  10.06 
1953 03 18.25   6.83  12.54 
1953 04 22.52  10.07  16.29 
1953 05 29.52  18.29  23.91 
1953 06 29.85  18.71  24.28 
1953 07 31.16  21.69  26.42 
1953 08 29.74  19.79  24.77 
1953 09 27.34  17.54  22.44 
1953 10 23.34  12.63  17.98 
1953 11 18.29   5.55  11.92 
1953 12 15.41   3.03   9.22 
1954 01 14.47   1.22   7.84 
1954 02 15.47   4.31   9.89 
1954 03 18.48   4.12  11.29 
1954 04 23.79  11.34  17.56 
1954 05 24.73  13.14  18.93 
1954 06 30.83  19.19  25.01 
1954 07 30.60  21.18  25.89 
1954 08 32.39  20.95  26.67 
1954 09 28.30  18.60  23.45 
1954 10 24.56  12.32  18.43 
1954 11 17.01   5.58  11.29 
1954 12 11.93    .52   6.22 
1955 01 11.67    .36   6.01 
1955 02 14.35   1.50   7.92 
1955 03 19.60   7.62  13.61 
1955 04 22.72  11.52  17.11 
1955 05 26.16  15.48  20.82 
1955 06 28.17  17.67  22.92 
1955 07 30.55  22.38  26.46 
1955 08 30.18  21.62  25.90 
1955 09 27.10  20.74  23.92 
1955 10 23.43  11.22  17.32 
1955 11 18.78   5.33  12.05 
1955 12 10.82    .38   5.60 
1956 01  9.32   -.20   4.56 
1956 02 16.71   5.57  11.14 
1956 03 16.81   6.15  11.48 
1956 04 20.87   9.91  15.39 
1956 05 25.62  13.75  19.68 
1956 06 28.66  18.45  23.56 
1956 07 30.14  21.49  25.81 
1956 08 30.29  20.78  25.53 
1956 09 27.01  17.20  22.11 
1956 10 22.59  14.49  18.54 
1956 11 17.08   6.39  11.73 
1956 12 18.64   7.49  13.06 
1957 01 12.48   1.82   7.14 
1957 02 16.12   5.02  10.57 
1957 03 16.08   5.85  10.96 
1957 04 23.78  11.51  17.64 
1957 05 25.61  16.67  21.14 
1957 06 29.83  20.11  24.97 
1957 07 31.26  20.71  25.98 
1957 08 29.98  20.10  25.04 
1957 09 29.08  20.50  24.79 
1957 10 19.95  10.48  15.21 
1957 11 17.85   7.74  12.79 
1957 12 14.66   3.49   9.07 
1958 01  9.32  -1.12   4.10 
1958 02  9.95  -1.22   4.36 
1958 03 13.50   4.10   8.80 
1958 04 20.54  10.28  15.41 
1958 05 25.64  16.19  20.91 
1958 06 27.38  19.10  23.24 
1958 07 31.25  23.48  27.36 
1958 08 31.27  21.95  26.61 
1958 09 27.15  17.64  22.39 
1958 10 23.65  13.23  18.43 
1958 12 10.97 -99.99 -99.99 
1959 01 12.69    . 0   6.34 
1959 02 13.76   3.46   8.61 
1959 03 16.45 -99.99 -99.99 
1959 04 22.10 -99.99 -99.99 
1959 05 26.87 -99.99 -99.99 
1959 06 29.72  18.26  23.99 
1959 07 29.60  21.27  25.43 
1959 08 30.56 -99.99 -99.99 
1959 09 27.54  19.49  23.51 
1959 10 24.61  15.87  20.24 
1959 11 18.54   6.72  12.63 
1960 04 23.59  11.72  17.65 
1960 05 27.42  15.49  21.45 
1960 06 29.50  20.15  24.82 
1960 07 30.19  21.01  25.60 
1960 08 30.75  21.12  25.93 
1960 09 28.13  18.32  23.22 
1960 10 23.46  12.42  17.93 
1960 11 18.78   6.74  12.76 
1960 12 10.73  -2.24   4.24 
1961 01 11.13  -1.19   4.97 
1961 02 15.21   3.34   9.27 
1961 03 20.01   8.10  14.06 
1961 04 20.08   8.50  14.29 
1961 05 24.66  14.45  19.55 
1961 06 28.39  19.19  23.79 
1961 07 31.93  22.45  27.19 
1961 08 30.20  21.90  26.05 
1961 09 29.39  19.42  24.40 
1961 10 23.09  10.59  16.84 
1961 11 18.53   6.70  12.61 
1961 12 13.87   2.20   8.03 
1962 01 12.08    .84   6.46 
1962 02 16.20   2.86   9.53 
1962 03 14.88   4.01   9.44 
1962 04 21.71   9.46  15.58 
1962 05 27.81  15.93  21.87 
1962 06 28.50  19.32  23.91 
1962 07 30.45  20.76  25.60 
1962 08 30.76  19.96  25.36 
1962 09 27.30  17.12  22.21 
1962 10 24.22  12.85  18.53 
1962 11 16.01   6.11  11.06 
1962 12 10.93    .70   5.81 
1963 01 10.98   -.44   5.27 
1963 02 10.22   -.44   4.89 
1963 03 20.21   7.34  13.78 
1963 04 23.80  10.98  17.39 
1963 05 24.78  13.82  19.29 
1963 06 28.93  19.57  24.25 
1963 07 30.80  20.87  25.83 
1963 08 30.54  21.02  25.78 
1963 09 25.83  16.34  21.08 
1963 10 23.32  11.54  17.43 
1963 11 18.69   6.42  12.55 
1963 12  9.79  -1.60   4.09 
1964 02 11.94   1.40   6.66 
1964 04 22.91  11.71  17.31 
1964 12 15.42   5.56  10.49 
1965 01 12.78   1.41   7.09 
1965 02 12.84   2.53   7.68 
1965 03 14.72   4.56   9.64 
1965 04 21.50   9.71  15.60 
1965 05 27.58  17.79  22.68 
1965 06 28.03  19.52  23.77 
1965 07 29.64  21.36  25.50 
1965 08 30.77  21.94  26.35 
1965 09 28.41  19.07  23.74 
1965 10 22.30  11.29  16.79 
1965 11 18.94   6.88  12.91 
1965 12 14.76   2.55   8.65 
1966 01 10.18    .18   5.18 
1966 02 12.05   2.38   7.21 
1966 03 16.61   5.21  10.91 
1966 04 20.45   9.52  14.99 
1966 05 24.12  15.22  19.67 
1966 06 27.71  17.96  22.84 
1966 07 30.56  21.28  25.92 
1966 08 29.81  21.67  25.74 
1966 09 28.51  18.45  23.48 
1966 10 23.98  12.27  18.12 
1966 11 18.69   6.26  12.47 
1966 12 12.77   1.67   7.22 
1967 01 14.19   3.85   9.01 
1967 02 11.98   1.65   6.81 
1967 03 17.39   5.93  11.66 
1967 04 23.30  10.46  16.87 
1967 05 23.95  13.51  18.73 
1967 06 27.09  18.20  22.64 
1967 07 30.33  21.65  25.99 
1967 08 29.39  21.02  25.20 
1967 09 26.15  15.54  20.84 
1968 02 10.31  -1.80   4.25 
