William C. France Family Trust Dated November 4, 2004

Insider Trading: Purchases
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
ISCA, ISCB $25.40 393 Large Shareholder, Other 17,889,953 2009-07-08 Filing
ISCA, ISCB $25.74 413 Large Shareholder, Other 17,889,560 2009-07-02 Filing
ISCA, ISCB $25.98 425 Large Shareholder, Other 17,889,147 2009-06-24 Filing
ISCA, ISCB $25.79 425 Large Shareholder, Other 17,888,722 2009-06-23 Filing
ISCA, ISCB $26.44 150 Large Shareholder, Other 17,888,297 2009-06-09 Filing
ISCA, ISCB $26.23 185 Large Shareholder, Other 17,888,147 2009-06-05 Filing
ISCA, ISCB $25.84 185 Large Shareholder, Other 17,887,962 2009-06-03 Filing
ISCA, ISCB $22.57 353 Large Shareholder, Other 17,887,777 2009-05-13 Filing
ISCA, ISCB $24.88 373 Large Shareholder, Other 17,887,424 2009-05-07 Filing
ISCA, ISCB $24.88 373 Large Shareholder, Other 17,887,051 2009-05-06 Filing
ISCA, ISCB $23.64 373 Large Shareholder, Other 17,886,678 2009-05-05 Filing
ISCA, ISCB $22.64 370 Large Shareholder, Other 17,886,305 2009-04-24 Filing
ISCA, ISCB $22.43 370 Large Shareholder, Other 17,885,935 2009-04-22 Filing
ISCA, ISCB $19.64 301 Large Shareholder, Other 17,885,565 2009-04-15 Filing
ISCA, ISCB $20.00 301 Large Shareholder, Other 17,885,264 2009-04-13 Filing
ISCA, ISCB $20.19 881 Large Shareholder, Other 17,884,963 2009-04-07 Filing
ISCA, ISCB $21.40 961 Large Shareholder, Other 17,884,082 2009-03-23 Filing
ISCA, ISCB $20.35 995 Large Shareholder, Other 17,883,121 2009-03-18 Filing
ISCA, ISCB $18.30 436 Large Shareholder, Other 17,882,126 2009-03-11 Filing
ISCA, ISCB $17.67 436 Large Shareholder, Other 17,881,690 2009-03-10 Filing