Table 5(a).

Comparison of auto‐shift function with humans (head).

Bin	Frequency $(\mathit{\text{total}}=61)$
Good $(\le 2\hspace{0.17em}\text{mm})$	35 (57%)
Fair $(\le 5\hspace{0.17em}\text{mm})$	23 (38%)
Poor $(\le 10\hspace{0.17em}\text{mm})$	1 (2%)
$\text{Terrible}\hspace{0.17em}(>10\hspace{0.17em}\text{mm})$	2 (3%)