2.6480 (November 1992), 8,100 (July 1991), 7,280 (December 1990), 1,603.4

Est. 2002 14.370191 0.069588 4% Est. 2001 4.338264 0.230507 4% Est. 2002 8.927628 0.112012 4% Est. 2000 2.882198 0.346957 4% Est. 1993 21.676901 0.046132 4% Est. 2007 17.483533 0.057197 4% Est. 1995 5.673618 0.176254 4% Est. 1989 1.259998 0.793652 3.8744% 1988 14.614057 0.068427 3.3218% 1987 3.354334 0.298122 3.1640% 1986 14.974037 0.066782 2.6144% 1985 7.596125 0.131646 2.9715% 1984 9.447203 0.105851 3.6576% 1983 13.852588 0.072189 3.8998% 1982 14.705974 0.068000 6.3831% 1981 12.532666 0.079791 9.6843% 1980 9.021447 0.110847 9.0330% 1979 3.288684 0.304073 8.8650% 1978 0.550977 1.814958 7.2813% 1977 0.554819 1.802389 6.6558% 1976 4.322025 0.231373 6.4073% 1975 3.953380 0.252948 9.8159% 1974 0.519729 1.924080 9.0909% 1973 3.278089 0.305056 6.4509% 1972 3.274643 0.305377 4.7304% 1971 3.041167 0.328821 5.7132% 1970 0.164544 6.077402 5.5272% 1969 1.800926 0.555270 5.5714% 1968 4.542042 0.220165 5.0148% 1967 5.358441 0.186621 2.5719% 1966 4.321127 0.231421 3.5485% 1965 2.541386 0.393486 2.7360% 1964 3.916837 0.255308 1.5423% 1963 1.038470 0.962955 1.5697% 1962 2.170058 0.460817 2.2421% 1961 0.891441 1.121779 0.9709% 1960 3.814990 0.262124 1.6442% 1959 0.206240 4.848714 2.3579% 1958 4.068594 0.245785 2.0623% 1957 3.683547 0.271477 3.5571% 1956 1.924726 0.519554 3.3098% 1955 0.177432 5.635967

arthropods