William C. France Family Trust Dated November 4, 2004

Insider Trading: Purchases
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
ISCA, ISCB $16.40 436 Large Shareholder, Other 17,881,254 2009-03-09 Filing
ISCA, ISCB $17.00 298 Large Shareholder, Other 17,880,818 2009-03-05 Filing
ISCA, ISCB $17.63 298 Large Shareholder, Other 17,880,520 2009-03-04 Filing
ISCA, ISCB $17.75 298 Large Shareholder, Other 17,880,222 2009-03-03 Filing
ISCA, ISCB $18.75 298 Large Shareholder, Other 17,879,924 2009-03-02 Filing
ISCA, ISCB $19.53 302 Large Shareholder, Other 17,879,626 2009-02-26 Filing
ISCA, ISCB $20.07 302 Large Shareholder, Other 17,879,324 2009-02-23 Filing
ISCA, ISCB $21.40 349 Large Shareholder, Other 17,879,022 2009-02-18 Filing
ISCA, ISCB $21.73 349 Large Shareholder, Other 17,878,673 2009-02-17 Filing
ISCA, ISCB $22.20 274 Large Shareholder, Other 17,878,324 2009-02-12 Filing
ISCA, ISCB $23.20 274 Large Shareholder, Other 17,878,050 2009-02-10 Filing
ISCA, ISCB $24.47 274 Large Shareholder, Other 17,877,776 2009-02-09 Filing
ISCA, ISCB $23.26 306 Large Shareholder, Other 17,877,502 2009-02-02 Filing
ISCA, ISCB $24.75 326 Large Shareholder, Other 17,877,196 2009-01-30 Filing
ISCA, ISCB $25.98 326 Large Shareholder, Other 17,876,870 2009-01-29 Filing
ISCA, ISCB $26.60 326 Large Shareholder, Other 17,876,544 2009-01-26 Filing
ISCA, ISCB $26.14 204 Large Shareholder, Other 17,876,218 2009-01-21 Filing
ISCA, ISCB $27.15 204 Large Shareholder, Other 17,876,014 2009-01-20 Filing
ISCA, ISCB $28.00 227 Large Shareholder, Other 17,875,810 2009-01-14 Filing
ISCA, ISCB $28.53 227 Large Shareholder, Other 17,875,583 2009-01-12 Filing