Certifications

SEC CERTIFICATIONS

Section 302 Certification of Chief Executive Officer
2008	Q1	Q2	Q3
2007	Q1	Q2	Q3	Q4
2006	Q1	Q2	Q3	Q4
2005	Q4

Section 302 Certification of Chief Financial Officer
2008	Q1	Q2	Q3
2007	Q1	Q2	Q3	Q4
2006	Q1	Q2	Q3	Q4
2005	Q4

18 U.S.C. Section 1350 Certification of Chief Executive Officer
2008	Q1	Q2	Q3
2007	Q1	Q2	Q3	Q4
2006	Q1	Q2	Q3	Q4
2005	Q4

18 U.S.C. Section 1350 Certification of Chief Financial Officer
2008	Q1	Q2	Q3
2007	Q1	Q2	Q3	Q4
2006	Q1	Q2	Q3	Q4
2005	Q4

NYSE CERTIFICATIONS

2008
2007
2006
2005