CREATE TABLE table_24851 ("Year" CLOB, "Date" CLOB, "Driver" CLOB, "Team" CLOB, "Manufacturer" CLOB, "Laps" CLOB, "Miles  ( km ) " CLOB, "Race Time" CLOB, "Average Speed  ( mph ) " CLOB, "Report" CLOB)

How many laps have an average speed of 141.911?
SELECT "Laps" FROM table_24851 WHERE "Average Speed (mph)" = '141.911'
SELECT "Laps" FROM "table_24851" WHERE "Average Speed (mph)" = '141.911'