4% Est. 1990 15.416543 0.064865 4% Est. 2006 1.169858 0.854805 4% Est. 1990 0.854804 1.169859 3.8744% 1988 4.084191 0.244847 3.3218% 1987 3.861824 0.258945 3.1640% 1986 7.794718 0.128292 2.6144% 1985 1.029715 0.971143 2.9715% 1984 0.421935 2.370031 3.6576% 1983 1.543839 0.647736 3.8998% 1982 0.476647 2.097990 6.3831% 1981 12.532666 0.079791 9.6843% 1980 0.335748 2.978429 9.0330% 1979 3.034720 0.329520 8.8650% 1978 0.305938 3.268636 7.2813% 1977 0.253518 3.944487 6.6558% 1976 1.673734 0.597466 6.4073% 1975 6.976549 0.143337 9.8159% 1974 7.499563 0.133341 9.0909% 1973 6.599627 0.151524 6.4509% 1972 1.852618 0.539777 4.7304% 1971 1.580052 0.632891 5.7132% 1970 2.818885 0.354750 5.5272% 1969 1.288037 0.776375 5.5714% 1968 2.968530 0.336867 5.0148% 1967 2.458954 0.406677 2.5719% 1966 0.324973 3.077181 3.5485% 1965 0.203852 4.905508 2.7360% 1964 2.208117 0.452875 1.5423% 1963 0.654555 1.527755 1.5697% 1962 0.135171 7.398057 2.2421% 1961 3.804914 0.262818 0.9709% 1960 3.961730 0.252415 1.6442% 1959 0.231992 4.310488 2.3579% 1958 1.966857 0.508425 2.0623% 1957 0.205315 4.870574 3.5571% 1956 1.836612 0.544481 3.3098% 1955 3.885823
downtime