Growth in output per hour of all persons, nonfarm business, seasonally adjusted, 1998 III-2000 II (percent change from previous quarter at annual rate) Percent change from previous quarter at annual rate 1998 III 1.8 1998 IV 3.6 1999 I 2.6 1999 II 0.6 1999 III 5.2 1999 IV 8.0 2000 I 1.9 2000 II 5.3