CREATE TABLE table_24919137_2 (ladder_position VARCHAR2, score VARCHAR2)

What was the ladder position when the score was 15.9 (99) 14.6 (90)?
SELECT ladder_position FROM table_24919137_2 WHERE score = "15.9 (99)–14.6 (90)"
SELECT "ladder_position" FROM "table_24919137_2" WHERE "15.9 (99)–14.6 (90)" = "score"