CREATE TABLE table_44345 ("Class" CLOB, "Wheel arrangement" CLOB, "Fleet number ( s ) " CLOB, "Manufacturer" CLOB, "Year made" CLOB, "Quantity made" CLOB, "Quantity preserved" CLOB)

What's the quantity preserved when the fleet number was 700?
SELECT "Quantity preserved" FROM table_44345 WHERE "Fleet number(s)" = '700'
SELECT "Quantity preserved" FROM "table_44345" WHERE "Fleet number(s)" = '700'