15.Niigata.ken, Life expectancy at birth (period, 1x5c) Last modified:2023-12-05, ver.004_004 JMD(IPSS) Year Female Male Total 1947-1947 52.59 49.17 50.87 1948-1952 59.54 56.36 57.98 1953-1957 66.37 62.33 64.37 1958-1962 69.64 64.98 67.32 1963-1967 72.29 67.29 69.79 1968-1972 74.43 68.95 71.73 1973-1977 76.72 71.17 74.00 1978-1982 78.82 73.30 76.14 1983-1987 80.83 74.84 77.94 1988-1992 82.25 76.29 79.39 1993-1997 83.56 76.94 80.37 1998-2002 85.06 77.68 81.46 2003-2007 86.03 78.68 82.45 2008-2012 86.86 79.65 83.32 2013-2017 87.17 80.62 83.96 2018-2022 87.47 81.19 84.36