Percent change in unit labor costs, manufacturing, seasonally adjusted, 2006 I-2007 IV (percent change from previous quarter at annual rate) Percent change from previous quarter at annual rate 2006 I 5.1 2006 II -9.1 2006 III -4.8 2006 IV 12.0 2007 I 7.1 2007 II -3.6 2007 III -3.3 2007 IV 2.1