Alexandria Digital Research Library
- 1977 to 1977 141
- 1978 to 1978 145
- 1979 to 1979 143
- 1980 to 1980 142
- 1981 to 1981 143
- 1982 to 1982 145
- 1983 to 1983 145
- 1984 to 1984 143
- 1985 to 1985 145
- 1986 to 1986 146
- 1987 to 1987 148
- 1988 to 1988 140
- 1989 to 1989 38