# Dropping gage 32 (welch) because of more than one day reported. 0.0mm ( 0.00in) # Dropping gage 168 (barbre) because of more than one day reported. 0.3mm ( 0.01in) # Dropping gage 170 (ballfield) because of more than one day reported. 0.8mm ( 0.03in) # All gages were used.