Tableau de données
| 1999 | 38,4% | 2009 | 39,7% | 2019 | 41,8% |
| 2000 | 43,6% | 2010 | 44,7% | 2020 | 41,7% |
| 2001 | 53,4% | 2011 | 51,9% | 2021 | 43% |
| 2002 | 60,7% | 2012 | 60% | 2022 | 40,2% |
| 2003 | 56,2% | 2013 | 48,9% | 2023 | 37,2% |
| 2004 | 52,2% | 2014 | 47,4% | 2024 | 31,9% |
| 2005 | 43,3% | 2015 | 51,1% | 2025 | 27,4% |
| 2006 | 39,6% | 2016 | 49,4% | 2026 | 34,4% |
| 2007 | 37,8% | 2017 | 44,7% | | |
| 2008 | 34% | 2018 | 45,5% | | |
Tableau de données
| 1999 | 120 M | 2009 | 259 M | 2019 | 481 M |
| 2000 | 145 M | 2010 | 317 M | 2020 | 488 M |
| 2001 | 189 M | 2011 | 394 M | 2021 | 508 M |
| 2002 | 242 M | 2012 | 434 M | 2022 | 509 M |
| 2003 | 250 M | 2013 | 383 M | 2023 | 520 M |
| 2004 | 247 M | 2014 | 378 M | 2024 | 490 M |
| 2005 | 220 M | 2015 | 435 M | 2025 | 446 M |
| 2006 | 232 M | 2016 | 461 M | 2026 | 595 M |
| 2007 | 226 M | 2017 | 455 M | | |
| 2008 | 223 M | 2018 | 492 M | | |
Tonga — Dette publique : évolution (1999–2026)