| | | | 1981 6 | 2016 11 | 2001 7 | | 1999.12 2001.07 | | 2001.07 2003.07 | | 2003.07 2008.12 | | 2008.12 2010.01 | | | 2010.01 2012.02 | | 2012.02 2013.10 | | | 2013.10 2016.01 | | 2016.01 2017.01 | | 2017.01 2019.11 | | | 2019.11 | | | | | | | | | | | | | | | | | | | | | | | | | | |