For STRICTA items ( maximum score 17 ) , there was evidence of a slight improvement in reporting between 1994-1995 and 1999-2000 combined ( 8.91.8 ) and 2004-2005 and 2009-2010 combined ( 10.31.6 ) ( difference 1.4 , 95 % CI 0.9 to 1.9 ) .