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Civil Engineering

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BACK 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989
Civil Engineering 0 0 0 0 0 0 0 0 0 0
BACK 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989
Events in Japan 2 2 2 0 1 4 2 2 4 3
Events in the World 2 1 0 0 0 0 1 1 1 2
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