Table 1. Maximal tumor depths in each beam angle.

Beam angle	0°	60°	90°	180°	270°	300°
Mean deepest tumor depth (cm)	11.76 ± 0.65	9.77 ± 0.80	9.52 ± 0.74	9.19 ± 0.62	9.60 ± 0.80	10.04 ± 0.68
Depth range (cm)	10.79–12.78	8.53–10.85	8.3–10.31	8.52–10.18	8.56–10.76	9.11–11.00