Est. 2002 7.466097 0.133939 4% Est. 1989 14.823599 0.067460 3.8744% 1988 14.975981 0.066774 3.3218% 1987 3.114065 0.321124 3.1640% 1986 13.388289 0.074692 2.6144% 1985 7.393408 0.135256 2.9715% 1984 14.753845 0.067779 3.6576% 1983 6.576044 0.152067 3.8998% 1982 13.513340 0.074001 6.3831% 1981 0.663220 1.507796 9.6843% 1980 1.358172 0.736284 9.0330% 1979 5.275338 0.189561 8.8650% 1978 5.428601 0.184210 7.2813% 1977 4.609692 0.216934 6.6558% 1976 1.978074 0.505542 6.4073% 1975 0.754452 1.325465 9.8159% 1974 0.574466 1.740747 9.0909% 1973 6.265846 0.159595 6.4509% 1972 3.690379 0.270975 4.7304% 1971 5.842231 0.171167 5.7132% 1970 5.833059 0.171437 5.5272% 1969 0.591392 1.690927 5.5714% 1968 5.385877 0.185671 5.0148% 1967 0.725250 1.378834 2.5719% 1966 2.215200 0.451427 3.5485% 1965 0.896557 1.115379 2.7360% 1964 4.218151 0.237071 1.5423% 1963 3.951290 0.253082 1.5697% 1962 0.184990 5.405689 2.2421% 1961 0.127122 7.866489 0.9709% 1960 4.119794 0.242731 1.6442% 1959 0.924017 1.082231 2.3579% 1958 0.217931 4.588612 2.0623% 1957 0.118564 8.434257 3.5571% 1956 0.604305 1.654795 3.3098% 1955 0.191910 5.210767 3.4226% 1954 0.416797 2.399250 1.5421% 1953 0.479639 2.084900 1.5703% 1952 1.746621 0.572534 1.5948% 1951 1.000000 1.000000 16.6637% 1916 0.169395 5.903369 20.0069% 1915 0.050933 19.633446 9.1939% 1914 1.087441 0.919590 2.3510% 1913 1.133267 0.882404 1.1940% 1912
drainage