4% Est. 1989 17.026783 0.058731 3.8744% 1988 3.217508 0.310800 3.3218% 1987 3.861824 0.258945 3.1640% 1986 8.821954 0.113354 2.6144% 1985 13.862144 0.072139 2.9715% 1984 3.376219 0.296189 3.6576% 1983 7.068066 0.141481 3.8998% 1982 1.584791 0.630998 6.3831% 1981 3.042061 0.328725 9.6843% 1980 5.713399 0.175027 9.0330% 1979 0.405218 2.467809 8.8650% 1978 0.595217 1.680060 7.2813% 1977 4.876874 0.205049 6.6558% 1976 5.487120 0.182245 6.4073% 1975 0.418395 2.390083 9.8159% 1974 6.749772 0.148153 9.0909% 1973 0.459608 2.175769 6.4509% 1972 3.039216 0.329032 4.7304% 1971 1.057132 0.945956 5.7132% 1970 4.421254 0.226180 5.5272% 1969 3.133918 0.319089 5.5714% 1968 5.164529 0.193628 5.0148% 1967 0.901993 1.108655 2.5719% 1966 2.777667 0.360014 3.5485% 1965 0.143224 6.982066 2.7360% 1964 4.164599 0.240119 1.5423% 1963 4.438526 0.225300 1.5697% 1962 2.453835 0.407525 2.2421% 1961 0.247620 4.038441 0.9710% 1960 0.245239 4.077655 1.6441% 1959 0.241272 4.144700 2.3579% 1958 0.916654 1.090924 2.0623% 1957 0.150021 6.665717 3.5571% 1956 1.836612 0.544481 3.3098% 1955 0.177432 5.635967 3.4226% 1954 3.460591 0.288968 1.5421% 1953 0.830139 1.204618 1.5703% 1952 0.099901 10.009917 1.5948% 1951 3.438405 0.290833 5.0183% 1950
refillable