CREATE TABLE table_19456 ("School Year" CLOB, "Class A" CLOB, "Class AA" CLOB, "Class AAA" CLOB, "Class AAAA" CLOB, "Class AAAAA" CLOB)

Name the total number of class aaa for 2006-07
SELECT COUNT("Class AAA") FROM table_19456 WHERE "School Year" = '2006-07'
SELECT COUNT("Class AAA") FROM "table_19456" WHERE "School Year" = '2006-07'