Table 4.1 Number and nature of nationwide referenda up to 1978

		Issue
Area	Number	To approve regime or new constitution (%)	To amend constitution (%)	To approve specific law or policy (%)	Territorial issue (%)	Total
Europe (excluding Switzerland)	101	28	27	29	16	100
Africa and Middle East	54	92	0	0	8	100
Asia	18	100	0	0	0	100
Americas	25	87	0	13	0	100
Australasia	45	0	82	18	0	100
Switzerland (up to 1990)	382	1	71	27	1	100

Source: David Butler and Austin Ranney, op. cit., p. 7, and own calculations (Switzerland).