CREATE TABLE table_171 ("#" FLOAT, "Episode" CLOB, "Air Date" CLOB, "Timeslot  ( EST ) " CLOB, "Rating" CLOB, "Share" CLOB, "18\\u201349 Rating" CLOB, "Viewers  ( millions ) " CLOB, "Rank" CLOB)

What was the share for the episode with the air date december 10, 2008?
SELECT "Share" FROM table_171 WHERE "Air Date" = 'December 10, 2008'
SELECT "Share" FROM "table_171" WHERE "Air Date" = 'December 10, 2008'