CREATE TABLE table_25246 ("Year" TEXT, "Date" TEXT, "Driver" TEXT, "Team" TEXT, "Manufacturer" TEXT, "Laps" FLOAT, "Miles  ( km ) " TEXT, "Race Time" TEXT, "Average Speed  ( mph ) " TEXT, "Report" TEXT)

In what year was the average speed 92.68?
SELECT "Year" FROM table_25246 WHERE "Average Speed (mph)" = '92.68'
SELECT "Year" FROM "table_25246" WHERE "Average Speed (mph)" = '92.68'