CREATE TABLE table_71702 ("Name" CLOB, "Years" CLOB, "Gender" CLOB, "Area" CLOB, "Authority" CLOB, "Decile" FLOAT, "Roll" FLOAT)

Name the years when decile was less than 7 for waitoa school
SELECT "Years" FROM table_71702 WHERE "Decile" < '7' AND "Name" = 'waitoa school'
SELECT "Years" FROM "table_71702" WHERE "Decile" < '7' AND "Name" = 'waitoa school'