Table 3.

Partition of the LHU: description of variables and composition of each group. 2004 year.

	GROUP A 79 LHU	GROUP B 71 LHU	GROUP C 38 LHU
REGION (a)	Piemonte (15/19)	Liguria (1/5)	Piemonte (4/19)
	Valle d'Aosta (1/1)	Toscana (3/12)	Lombardia (2/15)
	Lombardia (13/15)	Umbria (3/4)	Liguria (3/5)
	Bolzano (4/4)	Lazio (4/9)	Emilia Romagna (1/10)
	Trento (1/1)	Abruzzo (3/6)	Toscana (8/12)
	Veneto (21/21)	Molise (4/4)	Umbria (1/4)
	Friuli-Venezia Giulia (6/6)	Campania (11/13)	Marche (9/13)
	Liguria (1/5)	Puglia (12/12)	Lazio (5/9)
	Emilia Romagna (9/10)	Basilicata (5/5)	Abruzzo (3/6)
	Toscana (1/12)	Calabria (11/11)	Campania (2/13)
	Marche (4/13)	Sicilia (9/9)
	Sardegna (3/8)	Sardegna (5/8)

(a) in brackets number of LHU of each group/total number of LHU in the region