1st quarter	2nd Quarter	3rd Quarter	4th Quarter
1997	23.0	9.4	8.4	16.4
1998	23.6	11.3	8.6	14.6
1999	22.8	11.2	9.4	13.1
2000	19.3	11.7	8.6	15.6
2001	21.7	15.5	11.0	12.8
2002	19.5	12.8	9.4	13.6