Veh	SKF	Qui	Apo	Rac
		Area (mm2)	0.0618	0.0595	0.0497	0.0535	0.0541
		SEM (±)	0.0014	0.0057	0.0076	0.0013	0.0048
		N	4	5	3	4	4
	F-value	F(4, 15) = 1.002; NS