Table 1.

Proportions (percentages) of live births within marriage by social class of father, England and Wales, 1975 to 1996^*

Year	Social class
	I	II	IIIN	IIIM	IV	V
1975-7	98	97	97	94	93	90
1985-7	96	91	90	82	80	68
1994-6	89	82	79	65	63	51

^*Source: Office for National Statistics birth statistics, various years. Note: percentages may not add up because of rounding.