The constitution was amended seventeen times, two of them through a referendum: 2007, 2010, one of them partly through referendum: 1987.
Konstitusi 1982 telah diamendemen sebanyak tujuh belas kali, dua di antaranya (tahun 2007 dan 2010) melalui suatu referendum, satu di antaranya (tahun 1987) sebagian melalui referendum.