CREATE TABLE table_30604 ("Player" CLOB, "Matches" FLOAT, "Innings" FLOAT, "Runs" FLOAT, "Average" CLOB, "Highest Score" FLOAT, "100s" FLOAT, "50s" FLOAT)

How many times has the 100s record been 1?
SELECT COUNT("Highest Score") FROM table_30604 WHERE "100s" = '1'
SELECT COUNT("Highest Score") FROM "table_30604" WHERE "100s" = '1'