take care of a Project Gutenberg™ depends upon and

0.158131 4% Est. 1992 0.555264 1.800944 3.8744% 1988 9.942588 0.100577 3.3218% 1987 14.494501 0.068992 3.1640% 1986 4.761441 0.210020 2.6144% 1985 0.695606 1.437596 2.9715% 1984 12.670679 0.078922 3.6576% 1983 0.824603 1.212705 3.8998% 1982 7.692364 0.129999 6.3831% 1981 0.503993 1.984156 9.6843% 1980 11.740105 0.085178 9.0330% 1979 6.894648 0.145040 8.8650% 1978 5.511359 0.181443 7.2813% 1977 5.341090 0.187228 6.6558% 1976 7.423555 0.134706 6.4073% 1975 4.061776 0.246198 9.8159% 1974 2.288098 0.437044 9.0909% 1973 3.367356 0.296969 6.4509% 1972 4.151936 0.240851 4.7304% 1971 3.639312 0.274777 5.7132% 1970 6.000216 0.166661 5.5272% 1969 5.378369 0.185930 5.5714% 1968 2.480308 0.403176 5.0148% 1967 2.377435 0.420621 2.5719% 1966 0.256819 3.893799 3.5485% 1965 0.804762 1.242604 2.7360% 1964 4.506982 0.221878 1.5423% 1963 0.180667 5.535035 1.5697% 1962 0.216412 4.620807 2.2421% 1961 2.400023 0.416663 0.9709% 1960 2.376946 0.420708 1.6442% 1959 1.986939 0.503287 2.3579%

straitjackets