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| 指标/年份 | JPN_人口密度(每公里土地面积人数) | USA_人口密度(每公里土地面积人数) |
| 1960 | - | - |
| 1961 | 256.49 | 20.06 |
| 1962 | 258.88 | 20.37 |
| 1963 | 261.52 | 20.66 |
| 1964 | 264.26 | 20.95 |
| 1965 | 267.12 | 21.21 |
| 1966 | 269.57 | 21.46 |
| 1967 | 272.37 | 21.70 |
| 1968 | 275.46 | 21.91 |
| 1969 | 278.75 | 22.13 |
| 1970 | 281.98 | 22.39 |
| 1971 | 288.24 | 22.67 |
| 1972 | 292.38 | 22.92 |
| 1973 | 296.53 | 23.14 |
| 1974 | 300.50 | 23.35 |
| 1975 | 304.43 | 23.58 |
| 1976 | 307.71 | 23.81 |
| 1977 | 310.79 | 24.05 |
| 1978 | 313.63 | 24.30 |
| 1979 | 316.29 | 24.57 |
| 1980 | 318.88 | 24.81 |
| 1981 | 321.13 | 25.05 |
| 1982 | 323.54 | 25.29 |
| 1983 | 325.80 | 25.53 |
| 1984 | 329.27 | 25.75 |
| 1985 | 331.42 | 25.98 |
| 1986 | 333.10 | 26.22 |
| 1987 | 334.80 | 26.45 |
| 1988 | 336.20 | 26.70 |
| 1989 | 337.55 | 26.95 |
| 1990 | 338.67 | 27.25 |
| 1991 | 340.00 | 27.62 |
| 1992 | 341.26 | 28.01 |
| 1993 | 342.37 | 28.38 |
| 1994 | 343.33 | 28.73 |
| 1995 | 344.14 | 29.07 |
| 1996 | 345.01 | 29.41 |
| 1997 | 345.84 | 29.77 |
| 1998 | 346.78 | 30.12 |
| 1999 | 347.41 | 30.47 |
| 2000 | 347.99 | 30.80 |
| 2001 | 348.83 | 31.10 |
| 2002 | 349.64 | 31.39 |
| 2003 | 350.39 | 31.66 |
| 2004 | 350.51 | 31.96 |
| 2005 | 350.54 | 32.25 |
| 2006 | 350.77 | 32.57 |
| 2007 | 351.17 | 32.88 |
| 2008 | 351.34 | 33.24 |
| 2009 | 351.29 | 33.54 |
| 2010 | 351.36 | 33.82 |
| 2011 | 350.71 | 34.09 |
| 2012 | 350.15 | 34.36 |
| 2013 | 349.64 | 34.62 |
| 2014 | 349.18 | 34.90 |
| 2015 | 348.81 | 35.18 |
| 2016 | 348.63 | 35.46 |
| 2017 | 348.35 | 35.70 |
| 2018 | 347.90 | 35.91 |
| 2019 | 347.42 | 36.10 |
| 2020 | 346.40 | 36.25 |
| 2021 | 344.81 | 36.31 |
| 2022 | 343.28 | 36.51 |
| 2023 | 341.54 | 36.82 |
| 2024 | - | - |
相关系数矩阵
| JPN_人口密度(每公里土地面积人数) | USA_人口密度(每公里土地面积人数) |
|---|
| JPN_人口密度(每公里土地面积人数) | 1.000000 | 0.865133 |
|---|
| USA_人口密度(每公里土地面积人数) | 0.865133 | 1.000000 |
|---|