中国 vs 尼日利亚
出生时的预期寿命，总体（岁） — Historical comparison
Data by Year
| Year | 中国 | 尼日利亚 |
|---|---|---|
| 2023 | 77.95 | 54.46 |
| 2022 | 78.20 | 54.08 |
| 2021 | 78.12 | 53.45 |
| 2020 | 78.02 | 53.07 |
| 2019 | 77.94 | 53.01 |
| 2018 | 77.71 | 52.67 |
| 2017 | 77.23 | 52.40 |
| 2016 | 77.21 | 52.19 |
| 2015 | 76.97 | 51.94 |
| 2014 | 76.71 | 51.94 |
| 2013 | 76.45 | 51.83 |
| 2012 | 76.20 | 51.69 |
| 2011 | 75.89 | 51.49 |
| 2010 | 75.67 | 51.31 |
| 2009 | 75.32 | 51.08 |
| 2008 | 74.83 | 50.75 |
| 2007 | 74.79 | 50.38 |
| 2006 | 74.40 | 49.88 |
| 2005 | 74.08 | 49.54 |
| 2004 | 73.73 | 49.15 |
| 2003 | 73.39 | 48.62 |
| 2002 | 73.03 | 48.02 |
| 2001 | 72.67 | 47.55 |
| 2000 | 72.29 | 47.14 |
| 1999 | 71.95 | 46.61 |
| 1998 | 71.60 | 46.15 |
| 1997 | 71.23 | 45.96 |
| 1996 | 70.82 | 45.83 |
| 1995 | 70.36 | 45.87 |
| 1994 | 69.83 | 45.75 |