Table 3.

The processing times of the three surgery operations (min).

Surgery type (d)	Personnel (p)
	Operation 1 (anesthesiologists)			Operation 2 (surgeons)						Operation 3 (anesthesia resuscitation doctors)
	1	2	3	1	2	3	4	5	6		1	2	3
1	30	40	35	80	80	70	90	—	60		40	40	40
2	60	80	70	—	140	130	110	150	—		50	50	50
3	75	70	65	210	190	160	150	190	—		60	60	60