Exhibit 1 Joint Filing Agreement dated as of April 10, 2000 by and among Artisan Partners Limited Partnership, Artisan Investment Corporation, Andrew A. Ziegler, and Carlene Murphy Ziegler.
Exhibit Index ------------- Exhibit 1 Joint Filing Agreement dated as of April 10, 2000 by and among Artisan Partners Limited Partnership, Artisan Investment Corporation, Xxxxxx X. Xxxxxxx, and Xxxxxxx Xxxxxx Xxxxxxx.