CREATE TABLE table_35715 ("Province" CLOB, "Kibaki" CLOB, "Raila" CLOB, "Wamalwa" CLOB, "Ngilu" CLOB, "Others" CLOB, "Registered Voters" CLOB, "Turnout %" CLOB)

What's listed for the Wamalwa that has a Turnout % of 55.9%?
SELECT "Wamalwa" FROM table_35715 WHERE "Turnout %" = '55.9%'
SELECT "Wamalwa" FROM "table_35715" WHERE "Turnout %" = '55.9%'