CREATE TABLE table_45275 ("Senator" CLOB, "Party" CLOB, "District" FLOAT, "Home Town" CLOB, "Took Office" FLOAT)

What is the earliest date of taking office for district 22?
SELECT MIN("Took Office") FROM table_45275 WHERE "District" = '22'
SELECT MIN("Took Office") FROM "table_45275" WHERE "District" = '22'