チャド vs 中国
平均寿命、合計（年数） — Historical comparison
Data by Year
| Year | チャド | 中国 |
|---|---|---|
| 2023 | 55.07 | 77.95 |
| 2022 | 54.53 | 78.20 |
| 2021 | 53.14 | 78.12 |
| 2020 | 53.08 | 78.02 |
| 2019 | 52.99 | 77.94 |
| 2018 | 52.45 | 77.71 |
| 2017 | 51.88 | 77.23 |
| 2016 | 51.60 | 77.21 |
| 2015 | 51.32 | 76.97 |
| 2014 | 51.14 | 76.71 |
| 2013 | 51.05 | 76.45 |
| 2012 | 50.77 | 76.20 |
| 2011 | 50.43 | 75.89 |
| 2010 | 50.11 | 75.67 |
| 2009 | 49.83 | 75.32 |
| 2008 | 49.50 | 74.83 |
| 2007 | 49.21 | 74.79 |
| 2006 | 48.75 | 74.40 |
| 2005 | 48.86 | 74.08 |
| 2004 | 48.69 | 73.73 |
| 2003 | 48.61 | 73.39 |
| 2002 | 48.36 | 73.03 |
| 2001 | 48.31 | 72.67 |
| 2000 | 47.94 | 72.29 |
| 1999 | 47.93 | 71.95 |
| 1998 | 47.80 | 71.60 |
| 1997 | 47.76 | 71.23 |
| 1996 | 47.55 | 70.82 |
| 1995 | 47.45 | 70.36 |
| 1994 | 47.08 | 69.83 |