1949 02  -3.71 -21.58 -12.64 
1949 03   3.28  -6.74  -1.72 
1949 04  17.10   1.81   9.45 
1949 05  19.50   4.78  12.14 
1949 06  21.84   7.44  14.64 
1949 07  25.46   9.93  17.69 
1949 08  27.05   9.50  18.27 
1949 09  21.31   5.40  13.35 
1949 11  14.01   -.54   6.73 
1949 12  -6.51 -17.08 -11.79 
1950 01 -19.10 -30.07 -24.58 
1950 04   9.63  -1.72   3.95 
1950 05  16.95   2.75   9.85 
1950 06  21.20   7.40  14.30 
1950 07  24.93  10.92  17.92 
1950 08  25.30   8.64  16.96 
1950 12   3.56  -6.76  -1.60 
1951 01  -6.25 -16.91 -11.58 
1951 02  -1.25 -12.50  -6.87 
1951 03  -3.29 -12.95  -8.12 
1951 04  10.49  -2.89   3.79 
1951 05  17.54   3.79  10.66 
1951 06  17.44   5.13  11.28 
1951 07  25.04  10.28  17.66 
1951 08  21.81   8.24  15.02 
1951 09  16.49   3.54  10.01 
1951 10   8.50  -2.92   2.79 
1952 05  18.52   4.44  11.48 
1952 06  21.09   7.20  14.14 
1952 07  23.85  10.09  16.97 
1952 08  23.05   9.51  16.27 
1952 09  21.90   7.24  14.57 
1953 04   5.91  -3.33   1.29 
1953 05  15.87   3.23   9.55 
1953 06  18.95   7.80  13.37 
1953 07  26.19   9.22  17.70 
1953 08  26.07   9.81  17.94 
1953 09  20.93   5.81  13.37 
1954 05  17.34   3.89  10.61 
1954 06  18.84   6.24  12.54 
1954 07  27.80  10.20  19.00 
1954 08  24.25   8.10  16.18 
1954 09  19.15   4.63  11.89 
1955 04   9.88  -1.74   4.07 
1955 05  13.77   2.75   8.26 
1955 06  23.48   8.16  15.82 
1955 07  25.70  10.75  18.22 
1955 08  27.70   9.42  18.56 
1955 09  19.61   3.79  11.70 
1956 04  10.64  -3.25   3.69 
1956 05  17.98   4.30  11.14 
1956 06  22.17   7.63  14.90 
1956 07  24.96  10.83  17.89 
1956 08  24.63   9.30  16.96 
1956 09  19.54   5.56  12.55 
1956 11   8.37  -4.48   1.94 
1956 12   2.52 -10.21  -3.84 
1957 01  -9.02 -18.03 -13.52 
1957 02  -1.50 -11.52  -6.51 
1957 03   7.16  -6.38   0.38 
1957 04  12.39  -2.38   5.00 
1957 05  19.71   6.31  13.01 
1957 06  21.61   8.24  14.92 
1957 07  27.69   9.80  18.74 
1957 08  23.25   8.14  15.70 
1957 09  20.87   6.22  13.54 
1957 10   7.72  -2.41   2.65 
1957 11   5.11  -4.33   0.39 
1957 12   6.38  -4.92   0.73 
1958 01   6.48  -6.12   0.18 
1958 02  -2.86 -12.22  -7.54 
1958 03  -1.05 -10.71  -5.88 
1958 04  11.05   0.19   5.62 
1958 05  23.33   6.87  15.10 
1958 06  20.93   9.30  15.11 
1958 07  24.19  10.29  17.24 
1958 08  27.42  11.88  19.65 
1958 09  20.43   6.21  13.32 
1958 10  18.21   1.22   9.71 
1958 11   4.44  -6.03   -.79 
1958 12   4.73  -7.48  -1.37 
1959 01  -3.05 -15.71  -9.38 
1959 02  -3.16 -14.31  -8.73 
1959 03   7.04  -3.18   1.93 
1959 04  11.84   -.37   5.73 
1959 05  14.78   2.28   8.53 
1959 06  22.27   8.68  15.47 
1959 07  27.03  11.16  19.09 
1959 08  23.67   8.67  16.17 
1959 09  17.69   5.47  11.58 
1959 10  12.56   0.20   6.38 
1959 11   4.89  -8.42  -1.76 
1959 12   6.20  -4.52   0.83 
1960 01  -2.28 -13.45  -7.86 
1960 02   -.97 -11.21  -6.09 
1960 03   6.15  -8.71  -1.28 
1960 04  10.80   -.84   4.98 
1960 05  16.53   3.52  10.02 
1960 06  22.97   7.47  15.21 
1960 08 -99.99   9.09 -99.99 
1960 09  21.74   5.80  13.77 
1960 10  15.91   2.38   9.14 
1960 11   5.38  -5.90   -.26 
1960 12   1.34  -8.29  -3.47 
1961 01   3.31  -7.02  -1.85 
1961 03   8.35 -99.99 -99.99 
1961 05  17.67   4.52  11.09 
1961 06  27.43  11.22  19.32 
1961 07  26.26  11.49  18.87 
1961 08  28.58  12.23  20.40 
1961 09  15.77   2.84   9.30 
1961 10  13.21   0.72   6.96 
1961 11   2.86  -7.54  -2.34 
1961 12  -2.46 -14.00  -8.22 
1962 01   -.25 -12.69  -6.47 
1962 02  -3.91 -99.99 -99.99 
1962 03   0.09 -11.02  -5.46 
1962 04  15.74   1.32   8.53 
1962 05  16.58   3.51  10.04 
1962 06  23.00 -99.99 -99.99 
1962 07  24.82   9.80  17.31 
1964 05  16.33   3.87  10.10 
1964 06  21.62   7.51  14.56 
1964 07  26.46  10.26  18.36 
1964 08  22.99   7.70  15.34 
1964 09  15.79   2.86   9.32 
1964 10 -99.99   2.05 -99.99 
1964 12 -99.99 -22.83 -99.99 
1965 01  -3.39 -15.79  -9.59 
1965 02   2.10 -14.05  -5.97 
1965 04  11.48   -.54   5.47 
1965 05  15.87   3.53   9.70 
1965 06  19.57   6.42  12.99 
1965 07  26.04  11.26  18.65 
1965 08  26.31  10.47  18.39 
1965 09  12.00   0.36   6.18 
1965 10  19.39   3.04  11.21 
1967 12   0.08 -11.63  -5.77 
1968 01  -3.39 -16.31  -9.84 
1968 02   4.56  -8.01  -1.72 
1968 03  10.22  -2.34   3.93 
1968 04  10.21  -2.95   3.63 
