Multifactor productivity in the private business sector, percent changes, 1997-2007 Percent change 1997 0.9 1998 1.3 1999 1.3 2000 1.3 2001 0.1 2002 1.7 2003 2.6 2004 2.5 2005 1.6 2006 0.5 2007 0.7