| 1970.3- |  |
1971.1 -1971.2 |
|
1971.3 |  |
1971.4 |  |
| 1971.5 |  |
1971.6 |  |
1971.7 | 1971.8 |  | |
| 1971.9 |  |
1971.10 |  |
1971.11 |  |
1971.12 |  |
| 1972.1 |  |
1972.2 |  |
1972.3 |  |
1972.4 |  |
| 1972.5 |  |
1972.6 | 1972.7 |  |
1972.8 |  | |
| 1972.9 |  |
1972.10 |  |
1972.11 |  |
1972.12 |  |
| 1973.1 |  |
1973.2 |  |
1973.3 |  |
1973.4 |  |
| 1973.5 | |
1973.6 |  |
1973.7 |  |
1973.8 |  |
| 1973.9 |  |
1973.10 |  |
1973.11 |  |
1973.12 |  |
| 1974.1 |  |
1974.2 |  |
1974.3 |  |
1974.4 |  |
| 1974.5 | |
1974.6 |  |
1974.7 |  |
1974.8 |  |
| 1974.9 |  |
1974.10 |  |
1974.11 |  |
1974.12 |  |
| 1975.1 |  |
1975.2 |  |
1975.3 |  |
1975.4 |  |
| 1975.5 |  |
1975.6 |  |
1975.7 |  |
1975.8 |  |
| 1975.9 |  |
1975.10 |  |
1975.11 |  |
1975.12 |  |
| 1976.1 |  |
1976.2 |  |
1976.3 |  |
1976.4 |  |
| 1976.5 |  |
1976.6 |  |
1976.7 |  |
1976.8 |  |
| 1976.9 |  |
1976.10 |  |
1976.11 |  |
1976.12 | |
| 1977.1 |  |
1977.2 |  |
1977.3 | |
1977.4 |  |
| 1977.5 | |
1977.6 |  |
1977.7 | |
1977.8 |  |
| 1977.9 | |
1977.10 |  |
1977.11 | |
1977.12 | |
| 1978.1 |  |
1978.2 |  |
1978.3 | |
1978.4 |  |
| 1978.5 | |
1978.6 |  |
1978.7 | |
1978.8 |  |
| 1978.9 | |
1978.10 |  |
1978.11 | |
1978.12 | |
| 1979.1 |  |
1979.2 | |
1979.3 |  |
1979.4 | |
| 1979.5 |  |
1979.6 | |
1979.7 |  |
1979.8 | |
| 1979.9 |  |
1979.10 | |
1979.11 |  |
1979.12 | |
| 1980.1 |  |
1980.2 |  |
1980.3 | |
1980.4 | |
| 1980.5 |  |
1980.6 | |
1980.7 |  |
1980.8 | |
| 1980.9 |  |
1980.10 | |
1980.11 | |
1980.12 | |
| 1981.1 | 1981.2 |  |
1981.3 | |
1981.4 |  | |
| 1981.5 | |
To be continued.. |