Tonga: Holdings Rate as of June 30, 2021 Date Holdings Rate April 30, 2021 0.30822 April 30, 2020 0.317403 April 30, 2019 0.317299 April 30, 2018 0.313477 April 28, 2017 0.32297 April 29, 2016 0.319403 April 30, 2015 0.358642 April 30, 2014 0.356265 April 30, 2013 0.385951 April 30, 2012 0.377802 April 29, 2011 0.35405 April 30, 2010 0.340477 April 30, 2009 0.31352 April 30, 2008 0.332865 April 30, 2007 0.332572 April 28, 2006 0.339007 May 05, 2005 0.347974 April 30, 2004 0.3467 September 08, 2003 0.333064 April 30, 2002 0.363964 April 30, 2001 0.377392 April 30, 2000 0.449891 April 30, 1999 0.4741 April 30, 1998 0.521662 April 30, 1997 0.596546 April 30, 1996 0.5613 April 30, 1995 0.5029 April 30, 1994 0.521 April 30, 1993 0.518622 April 30, 1992 0.547541 April 30, 1991 0.577042 April 30, 1990 0.576289 April 28, 1989 0.613741 April 29, 1988 0.547981 April 30, 1987 0.539555 April 30, 1986 0.626192 October 25, 1985 0.65708