CREATE TABLE table_21784 ("Level" FLOAT, "Shuttles" FLOAT, "Cumulative Shuttles" FLOAT, "Speed  ( km/h ) " TEXT, "Shuttle Time  ( seconds ) " TEXT, "Total level time  ( s ) " TEXT, "Distance  ( m ) " FLOAT, "Cumulative Distance  ( m ) " FLOAT, "Cumulative Time  ( min and seconds ) " TEXT)

What is the distance (in meters) when the shuttle time is 6.86 seconds?
SELECT MIN("Distance (m)") FROM table_21784 WHERE "Shuttle Time (seconds)" = '6.86'
SELECT MIN("Distance (m)") FROM "table_21784" WHERE "Shuttle Time (seconds)" = '6.86'