Manufacturing sector productivity, output per hour of all persons, 2000 I - 2003 II, seasonally adjusted Percent change from previous quarter at annual rate 2001 I -2.1 II 1.8 III 6.1 IV 6.0 2002 I 9.1 II 5.5 III 6.7 IV -0.4 2003 I 4.0 II 4.2