CREATE TABLE table_28677723_8 (christer_tornell NUMBER, trine_dehli_cleve VARCHAR2)

What was the maximum value that Christer Tornell gave when Trine Dehli Cleve gave a 9?
SELECT MAX(christer_tornell) FROM table_28677723_8 WHERE trine_dehli_cleve = 9
SELECT MAX("christer_tornell") FROM "table_28677723_8" WHERE "trine_dehli_cleve" = 9