Back to Country Profile
Historical Values
Year Value
1990 2 December 1971 (provisional)
1991 2 December 1971 (provisional)
1992 2 December 1971 (provisional)
1993 2 December 1971 (provisional)
1994 2 December 1971 (provisional)
1995 2 December 1971 (provisional)
1996 2 December 1971 (provisional)
1997 2 December 1971 (made permanent in 1996)
1998 2 December 1971 (made permanent in 1996)
1999 2 December 1971 (made permanent in 1996)
2000 2 December 1971 (made permanent in 1996)
2001 2 December 1971 (made permanent in 1996)
2002 2 December 1971 (made permanent in 1996)
2003 2 December 1971 (made permanent in 1996)
2004 2 December 1971 (made permanent in 1996)
2005 2 December 1971 (made permanent in 1996)
2006 2 December 1971; made permanent in 1996
2007 2 December 1971; made permanent in 1996
2008 2 December 1971; made permanent in 1996
2009 2 December 1971; made permanent in 1996
2010 2 December 1971; made permanent in 1996
2011 2 December 1971; made permanent in 1996
2012 2 December 1971; made permanent in 1996
2013 previous 1971 (provisional); latest drafted in 1979, became permanent May 1996; amended 2009 (2012)
2014 previous 1971 (provisional); latest drafted in 1979, became permanent May 1996; amended 2009 (2012)
2015 previous 1971 (provisional); latest drafted in 1979, became permanent May 1996; amended 2009 (2015)
2016 previous 1971 (provisional); latest drafted in 1979, became permanent May 1996; amended 2009 (2016)
2017 history: previous 1971 (provisional); latest drafted in 1979, became permanent May 1996 | amendments: proposed by the Supreme Council and submitted to the Federal National Council; passage requires at least a two-thirds majority vote of Federal National Council members present, and approval by the Supreme Council president; amended 2009 (2016)
2018 history: previous 1971 (provisional); latest drafted in 1979, became permanent May 1996 (2016) | amendments: proposed by the Supreme Council and submitted to the Federal National Council; passage requires at least a two-thirds majority vote of Federal National Council members present, and approval by the Supreme Council president; amended 2009 (2016)
2019 history: previous 1971 (provisional); latest drafted in 1979, became permanent May 1996 | amendments: proposed by the Supreme Council and submitted to the Federal National Council; passage requires at least a two-thirds majority vote of Federal National Council members present and approval of the Supreme Council president; amended 2009 (2016)
2020 history: previous 1971 (provisional); latest drafted in 1979, became permanent May 1996 | amendments: proposed by the Supreme Council and submitted to the Federal National Council; passage requires at least a two-thirds majority vote of Federal National Council members present and approval of the Supreme Council president; amended 2009
2021 history: previous 1971 (provisional); latest drafted in 1979, became permanent May 1996 amendments: proposed by the Supreme Council and submitted to the Federal National Council; passage requires at least a two-thirds majority vote of Federal National Council members present and approval of the Supreme Council president; amended 2009
2022 history: previous 1971 (provisional); latest drafted in 1979, became permanent May 1996 amendments: proposed by the Supreme Council and submitted to the Federal National Council; passage requires at least a two-thirds majority vote of Federal National Council members present and approval of the Supreme Council president; amended 2009
2023 history: previous 1971 (provisional); latest drafted in 1979, became permanent May 1996 amendments: proposed by the Supreme Council and submitted to the Federal National Council; passage requires at least a two-thirds majority vote of Federal National Council members present and approval of the Supreme Council president; amended 2009
2024 history: previous 1971 (provisional); latest drafted in 1979, became permanent May 1996 amendments: proposed by the Supreme Council and submitted to the Federal National Council; passage requires at least a two-thirds majority vote of Federal National Council members present and approval of the Supreme Council president; amended 2009
2025 history: previous 1971 (provisional); latest drafted in 1979, became permanent May 1996 amendment process: proposed by the Supreme Council and submitted to the Federal National Council; passage requires at least a two-thirds majority vote of Federal National Council members present and approval of the Supreme Council president