CREATE TABLE table_201_27 (id NUMBER, "#" NUMBER, "secretary of state" CLOB, "prime minister" CLOB, "tenure" CLOB)

how many secretary of states were under prime minister macdonald ?
SELECT COUNT("secretary of state") FROM table_201_27 WHERE "prime minister" = 'macdonald'
SELECT COUNT("secretary of state") FROM "table_201_27" WHERE "prime minister" = 'macdonald'