NASD,Total,100.00%,62.09%,16.69%,21.22% NASD,AUTO,48.95%,55.09%,51.41%,29.04% NASD,CDRG,28.00%,30.75%,31.07%,17.55% NASD,Principal,11.12%,11.31%,13.86%,8.41% NASD,INET,4.25%,0.29%,0.24%,18.99% NYSE,Total,100.00%,67.19%,11.45%,21.37% NYSE,SBSH,38.57%,49.07%,37.02%,6.39% NYSE,AUTO,36.23%,38.41%,35.78%,29.60% NYSE,INET,8.16%,0.47%,0.26%,36.58% NYSE,Principal,7.08%,5.33%,15.28%,8.18% AMEX,Total,100.00%,61.92%,14.43%,23.64% AMEX,AUTO,45.76%,41.22%,37.30%,62.82% AMEX,SBSH,35.41%,46.89%,36.37%,4.75% AMEX,Principal,8.59%,6.81%,19.58%,6.53% AMEX,INET,2.33%,0.87%,0.02%,7.55%