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| 1999 | 44,7% | 2009 | 23,9% | 2019 | 38,4% |
| 2000 | 52,4% | 2010 | 22,9% | 2020 | 41,6% |
| 2001 | 43,5% | 2011 | 22,3% | 2021 | 41,7% |
| 2002 | 42% | 2012 | 20% | 2022 | 32,1% |
| 2003 | 34,4% | 2013 | 22,3% | 2023 | 32,2% |
| 2004 | 25,2% | 2014 | 29,4% | 2024 | 31,4% |
| 2005 | 22% | 2015 | 31,3% | 2025 | 30,4% |
| 2006 | 20,1% | 2016 | 40,2% | 2026 | 29,9% |
| 2007 | 17,6% | 2017 | 39,1% | | |
| 2008 | 15,7% | 2018 | 33,8% | | |
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| 1999 | 620 mil M | 2009 | 1,38 bill. | 2019 | 3,34 bill. |
| 2000 | 759 mil M | 2010 | 1,59 bill. | 2020 | 3,54 bill. |
| 2001 | 800 mil M | 2011 | 1,76 bill. | 2021 | 3,92 bill. |
| 2002 | 853 mil M | 2012 | 1,82 bill. | 2022 | 3,6 bill. |
| 2003 | 804 mil M | 2013 | 1,97 bill. | 2023 | 3,64 bill. |
| 2004 | 861 mil M | 2014 | 2,64 bill. | 2024 | 3,94 bill. |
| 2005 | 1 bill. | 2015 | 2,7 bill. | 2025 | 3,9 bill. |
| 2006 | 1,02 bill. | 2016 | 3,11 bill. | 2026 | 4,27 bill. |
| 2007 | 918 mil M | 2017 | 3,01 bill. | | |
| 2008 | 935 mil M | 2018 | 2,85 bill. | | |
Deuda pública de Chad: datos y evolución