From 01-03-2011 to 20-06-2011
From 07-12-2009 to 01-03-2011
From 11-02-2009 to 07-12-2009
From 11-10-2006 to 04-01-2008
From 16-05-2005 to 11-10-2006
From 29-01-2003 to 09-05-2005
From 17-06-2001 to 29-01-2003
From 02-03-2001 to 17-06-2001
From 10-06-1999 to 02-03-2001
From 22-10-1997 to 10-06-1999
From 19-08-1996 to 10-09-1997
C H. Nagaraju IPS
From 20-06-2011 to 11-08-2011
From 04-01-2008 to 11-02-2009