CREATE TABLE table_26517 ("Co-king" CLOB, "Relationship to Monarch" CLOB, "Crowned" CLOB, "Co-kingship ceased" CLOB, "Reason" CLOB, "Monarch" CLOB)

Name the total number of monarchs for 23 may 1059 crowned
SELECT COUNT("Monarch") FROM table_26517 WHERE "Crowned" = '23 May 1059'
SELECT COUNT("Monarch") FROM "table_26517" WHERE "Crowned" = '23 May 1059'