Table 5. Percent breakdown of observations among different body parts by thinning operation(Site 1).

	CODE	Worker 1(%)	Worker 2(%)	Worker 3(%)	Worker 4(%)
Back posture	1	56.7	68.4	58.7	49.0
	2	36.8	27.6	34.9	39.3
	3	4.6	2.8	3.6	5.7
	4	1.9	1.2	2.8	6.0
Arm posture	1	73.1	81.7	85.4	93.6
	2	15.0	14.6	12.1	4.4
	3	11.8	3.7	2.5	2.0
Leg posture	1	0.2	-	1.8	1.7
	2	18.8	32.5	21.0	27.9
	3	0.4	-	0.4	0.3
	4	15.3	9.6	10.0	14.1
	5	25.0	27.9	29.9	33.6
	6	1.2	0.9	-	-
	7	39.1	29.1	37.0	22.5
External load	1	-	-	-	-
	2	100.0	100.0	100.0	100.0
	3	-	-	-	-