| 年份 | 汤加总储蓄占GDP比重 |
|---|---|
| 2021 | 4.56% |
| 2020 | 15.62% |
| 2019 | 28.34% |
| 2018 | 22.32% |
| 2017 | 21.67% |
| 2016 | 14.20% |
| 2015 | 9.70% |
| 2014 | 15.57% |
| 2013 | 15.92% |
| 2012 | 16.21% |
| 2011 | 16.37% |
| 2010 | 11.30% |
| 2009 | 7.92% |
| 2008 | 8.55% |
| 2007 | 11.10% |
| 2006 | 15.34% |
| 2005 | 12.58% |
| 2004 | 16.95% |
| 2003 | 15.25% |
|
|
|
| 2002 | 19.30% |
| 2001 | 19.29% |
| 1994 | 13.65% |
| 1993 | 20.79% |
| 1992 | 20.66% |
| 1991 | 9.13% |
| 1990 | 26.24% |
| 1989 | 19.60% |
| 1988 | 16.07% |
| 1987 | 26.72% |
| 1986 | 23.47% |
| 1985 | 28.55% |
| 1984 | 24.68% |
| 1983 | 21.39% |
| 1982 | 39.85% |
| 1981 | 24.39% |