Growth in output per hour of all persons, nonfarm business, seasonally adjusted, 2003 I - 2005 I (percent change from previous quarter at annual rate) Percent change from previous quarter at annual rate 2003 I 4.0 2003 II 6.7 2003 III 8.7 2003 IV 2.8 2004 I 3.8 2004 II 3.9 2004 III 1.3 2004 IV 2.1 2005 I 2.6