The table given below shows the marks obtained by 4 students in 5 subjects. The maximum marks of each subject is 100.

Subjects	Students
	P1	P2	P3	P4
S1	89	100	92	91
S2	62	52	72	37
S3	57	55	70	65
S4	76	85	76	58
S5	85	70	66	62

What is the total percent marks of P4?