CREATE TABLE table_68421 ("Date" TEXT, "Opponent" TEXT, "Score" TEXT, "Loss" TEXT, "Attendance" TEXT)

When the game had a loss of Koch (0-1) what was the attendance?
SELECT "Attendance" FROM table_68421 WHERE "Loss" = 'koch (0-1)'
SELECT "Attendance" FROM "table_68421" WHERE "Loss" = 'koch (0-1)'