CREATE TABLE table_67530 ("Heat" FLOAT, "Lane" FLOAT, "Name" CLOB, "Nationality" CLOB, "Time" CLOB)

What is the heat number of the athlete who finished in 2:23.95?
SELECT AVG("Heat") FROM table_67530 WHERE "Time" = '2:23.95'
SELECT AVG("Heat") FROM "table_67530" WHERE "Time" = '2:23.95'