1949 10 27.55  20.29  23.92 
1949 11 25.88  19.19  22.53 
1949 12 25.09  18.50  21.79 
1950 01 25.32  18.51  21.91 
1950 02 25.26  18.94  22.10 
1950 03 26.11  18.69  22.40 
1950 04 25.39  19.23  22.31 
1950 05 26.82  19.54  23.18 
1950 06 27.91  20.35  24.13 
1950 07 28.54  21.06  24.80 
1950 08 29.35  21.66  25.50 
1950 09 29.57  21.82  25.69 
1950 10 28.87  21.53  25.20 
1950 11 27.74  20.89  24.31 
1950 12 25.38  19.56  22.47 
1951 01 25.90  19.08  22.49 
1951 02 25.61  18.65  22.13 
1951 03 26.64  19.34  22.99 
1951 05 28.29  19.95  24.12 
1951 06 29.15  20.36  24.75 
1951 07 29.52  20.72  25.12 
1951 08 29.19  20.04  24.61 
1951 09 29.11  20.46  24.79 
1951 10 99.99  21.30 -99.99 
1951 11 26.92  20.29  23.60 
1951 12 26.04  19.75  22.89 
1952 01 25.02  18.43  21.72 
1952 02 25.52  17.37  21.45 
1952 03 25.49  17.41  21.45 
1952 04 25.96  17.21  21.59 
1952 05 26.41  17.49  21.95 
1952 06 26.92  18.95  22.93 
1952 07 27.44  20.12  23.78 
1952 08 28.15  20.28  24.21 
1952 09 28.49  19.35  23.92 
1952 10 28.77  19.64  24.20 
1952 11 27.39  19.16  23.27 
1952 12 26.26  18.71  22.49 
1953 01 27.02  15.78  21.40 
1953 02 26.32  18.49  22.40 
1953 03 26.69  18.43  22.56 
1953 04 27.01  18.82  22.91 
1953 05 27.41  19.95  23.68 
1953 06 27.64  20.12  23.88 
1953 07 27.99  20.02  24.00 
1953 08 28.32  20.65  24.48 
1953 09 28.85  20.32  24.58 
1953 10 28.28  20.29  24.28 
1953 11 26.42  19.81  23.11 
1953 12 25.66  18.28  21.97 
1954 01 26.24  17.42  21.83 
1954 02 26.81  17.25  22.03 
1954 03 26.05  17.73  21.89 
1954 04 27.28  18.75  23.01 
1954 05 27.63  19.41  23.52 
1954 06 28.75  20.53  24.64 
1954 07 28.44  20.21  24.33 
1954 08 28.52  20.45  24.48 
1954 09 29.29  19.86  24.57 
1954 10 29.01  21.25  25.13 
1954 11 28.50  19.79  24.14 
1954 12 25.47  19.17  22.32 
1955 01 25.47  18.18  21.82 
1955 02 25.00  18.20  21.60 
1955 03 25.49  17.58  21.53 
1955 05 25.67  19.20  22.43 
1955 06 26.36  19.12  22.74 
1955 07 26.84  18.79  22.82 
1955 08 99.99  18.75 -99.99 
1955 09 27.65  18.31  22.98 
1955 10 27.11  17.82  22.46 
1955 11 26.31  18.89  22.59 
