Growth in output per hour of all persons, manufacturing, seasonally adjusted, 2006 I-2008 II (percent change from previous quarter at annual rate) Percent change from previous quarter at annual rate 2006 I -0.6 II 0.2 III 4.3 IV 2.2 2007 I 3.6 II 3.8 III 4.5 IV 4.2 2008 I 3.3 II -2.2