1950 12 99.99  -7.16 -99.99 
1951 01  7.07  -9.29  -1.10 
1951 02 10.14  -6.10   2.02 
1951 03 10.86  -5.79   2.53 
1951 04 18.54   1.70  10.12 
1951 05 24.22   9.93  17.08 
1951 06 26.26  11.94  19.10 
1951 07 31.04  16.50  23.77 
1951 08 31.63  16.15  23.89 
1951 09 25.65   9.21  17.43 
1951 10 19.58   3.23  11.40 
1951 11 10.80  -5.86   2.47 
1951 12  4.16 -10.38  -3.11 
1952 01  7.81  -9.39   -.79 
1952 02  9.99  -5.49   2.25 
1952 03  7.56  -5.82    .86 
1952 04 18.12   1.87  10.00 
1952 05 24.79   8.63  16.71 
1952 06 35.79  16.74  26.26 
1952 07 34.93  15.88  25.41 
1952 08 32.89  16.04  24.47 
1952 09 31.24   9.52  20.38 
1952 10 23.87    .48  12.17 
1952 11 10.66  -6.24   2.21 
1952 12  4.56 -10.43  -2.93 
1953 01  8.89  -7.11    .89 
1953 02  9.30  -7.45    .92 
1953 03 15.50  -2.39   6.55 
1953 04 17.45   -.72   8.36 
1953 05 24.00   6.80  15.40 
1953 06 33.82  15.56  24.69 
1953 07 34.00  15.52  24.76 
1953 08 33.98  15.03  24.50 
1953 09 31.01   9.32  20.16 
1953 10 24.01   6.20  15.10 
1953 11 11.15  -1.66   4.74 
1953 12 99.99  -6.18 -99.99 
1954 01  2.95  -9.76  -3.40 
1954 02 15.58  -1.03   7.27 
1954 03 10.87  -4.33   3.27 
1954 04 22.96   4.61  13.78 
1954 05 22.03   7.90  14.96 
1954 06 32.89  15.52  24.20 
1954 07 37.24  18.44  27.84 
1954 08 31.29  16.00  23.64 
1954 09 32.12 -99.99 -99.99 
1954 10 18.79   4.71  11.75 
1954 11 15.65  -1.41   7.12 
1954 12  8.67  -6.82    .92 
1955 01  1.58  -9.50  -3.96 
1955 02  2.70 -10.17  -3.73 
1955 03 13.44  -4.04   4.69 
1955 04 23.04   5.85  14.44 
1955 05 27.82   8.64  18.23 
1955 06 27.45 -99.99 -99.99 
1955 07 37.46 -99.99 -99.99 
1955 08 34.75 -99.99 -99.99 
1955 09 28.48 -99.99 -99.99 
1955 10 22.29 -99.99 -99.99 
1955 11 99.99  -5.57 -99.99 
1955 12  1.02  -9.35  -4.16 
1956 01  2.46  -9.45  -3.49 
1956 02  4.48  -7.98  -1.75 
1956 03 14.04 -99.99 -99.99 
1956 04 16.85 -99.99 -99.99 
1956 05 26.39  10.38  18.38 
1956 06 34.31  17.03  25.67 
1956 07 34.38  16.26  25.32 
1956 08 33.56  16.53  25.04 
1956 09 31.00  10.93  20.96 
1956 10 24.96   7.04  16.00 
1956 11 12.03  -2.94   4.54 
1956 12  8.35  -5.73   1.31 
1957 01  -.66 -13.31  -6.98 
1957 02 10.16  -6.13   2.01 
1957 03 11.10  -3.48   3.81 
1957 04 15.27   2.83   9.05 
1957 05 21.60   8.89  15.24 
1957 06 28.61  13.56  21.08 
1957 07 35.71  18.45  27.08 
1957 08 34.18  17.60  25.89 
1957 09 26.09   9.93  18.01 
1957 10 17.24   6.45  11.84 
1957 11  9.77  -1.73   4.02 
1957 12 11.14  -4.21   3.46 
1958 01  5.22  -7.10   -.94 
1958 02  3.38  -8.31  -2.46 
1958 03  2.58  -7.11  -2.26 
1958 04 15.90   2.72   9.30 
1958 05 26.00  11.01  18.50 
1958 06 29.19  13.91  21.55 
1958 07 31.16  16.26  23.71 
1958 08 33.82  16.00  24.91 
1958 09 99.99  12.47 -99.99 
1958 10 99.99   4.17 -99.99 
1958 11 14.14  -2.43   5.85 
1958 12  5.71  -7.56   -.92 
1959 01  3.22 -12.37  -4.57 
1959 02  2.56  -9.10  -3.27 
1959 03 12.92  -2.10   5.40 
1959 04 19.53   2.39  10.96 
1959 05 24.54  10.18  17.36 
1959 06 32.45  15.63  24.04 
1959 07 32.40  16.23  24.31 
1959 08 35.50  18.45  26.98 
1959 09 26.53  10.08  18.30 
1959 10 18.64   2.09  10.37 
1959 11 10.34  -6.37   1.98 
1959 12  8.88  -5.33   1.77 
1960 01   .54 -11.03  -5.24 
1960 02  -.66 -10.71  -5.68 
1960 03  5.82  -7.15   -.66 
1960 04 21.04   4.05  12.54 
1960 05 24.40   8.35  16.37 
1960 06 28.32  14.19  21.25 
1960 07 32.47  16.12  24.29 
1960 08 99.99  16.29 -99.99 
1960 09 30.07  12.17  21.12 
1960 10 22.51   5.52  14.01 
1960 11 13.83  -2.60   5.61 
1960 12  5.92  -7.47   -.77 
1961 01  6.78  -9.34  -1.28 
1961 02 10.61  -5.87   2.36 
1961 03 11.73  -1.53   5.10 
1961 04 16.25    .78   8.51 
1961 05 21.50   8.13  14.81 
1961 06 30.25  14.77  22.51 
1961 07 34.02  16.44  25.23 
1961 08 32.48  16.37  24.43 
1961 09 24.70   8.80  16.75 
1961 10 21.49   4.23  12.86 
