1/21/1993

6.8

1/19/1993

6.7

7/30/2006

4.03

9/1/1996

2.16

8/15/2004

2.11

10/26/2000

2.06

8/16/1997

1.93

8/19/1995

1.92

3/10/2005

1.87

2/28/2009

0.99