From Wikipedia, the free encyclopedia
1 September 1993–2 February 1997
[edit]3 February 1997–19 May 2002
[edit]20 May 2002–29 June 2003
[edit]30 June 2003–31 October 2004
[edit]1 November 2004–September 2006
[edit]September 2006–2 June 2008
[edit]3 June 2008–12 September 2011
[edit]13 September 2011–6 October 2013
[edit]7 October 2013–22 June 2016
[edit]23 June 2016–present
[edit] 
