| | | | | | | | | | 1973 7 | | | | 1996.07 1999.11 | | 1996.09 1998.10 | | | 1999.11 2002.01 | | | 2002.01 2004.10 | | | 2004.10 2010.03 | | | 2010.03 2011.03 | | | 2011.03 2019.03 | | 2019.03 2019.12 | | | 2019.12 2020.07 | | | 2020.07 2020.08 | | | 2020.08 | | | | | |