Table 3.

SIMPER analysis results: main factors contributing to the grouping of the observations within the two macro-areas. (In bold the most relevant variables affecting the dissimilarity)

Variables	TNB Macro-Area			Variables	RS Macro-Area
	Av.Sq.Dist	Sq.Dist/SD	Contrib%		Av.Sq.Dist	Sq.Dist/SD	Contrib%
LAP	0.10	0.48	0.7	PN	0.26	0.45	2.2
OX	0.34	0.51	2.2	PA	0.36	0.38	3.1
GLU	0.65	0.46	4.2	AP	0.40	0.52	3.4
PB	0.73	0.46	4.8	S	0.40	0.54	3.4
prot./carbo. ratio	0.77	0.49	5.0	T	0.40	0.47	3.4
POC/PN ratio	0.78	0.42	5.1	POC	0.40	0.47	3.5
CDPR	0.88	0.54	5.7	proteins	0.55	0.50	4.8
carbohydrates	0.88	0.50	5.8	CDPR	0.84	0.46	7.2
PA	1.13	0.48	7.4	GLU	0.88	0.39	7.5
proteins	1.26	0.54	8.2	carbohydrates	0.94	0.49	8.0
S	1.54	0.51	10.0	prot./carbo. ratio	0.99	0.32	8.5
POC	1.54	0.54	10.1	POC/PN ratio	1.11	0.31	9.5
AP	1.55	0.27	10.1	LAP	1.32	0.50	11.3
PN	1.60	0.54	10.4	PB	1.37	0.38	11.7
T	1.60	0.54	10.4	OX	1.47	0.50	12.6