Table 4.

Births and Abortions: 1969–1975

Year	Births	Δ births	Abortions
	(1)	(2)	(3)
1969	3,638,374	--	--
1970	3,697,884	59,510	175,508
1971	3,378,524	−319,360	485,259
1972	3,180,321	−198,203	586,760
1973	3,096,769	−83,552	744,610
1974	3,166,785	70,016	898,570
1975	3,113,320	−53,465	1,034,170
Total 70–72	10,256,729	−458,053	1,247,527
Total 73–75	9,376,874	−67,001	2,677,350

Sources: Births based on authors compilations from national natality files. Annual births measured from July to June; Aborrtions 1970–72 (Centers for Disease Control Abortion Surveillance 1971, 1972, 1974); Abortons 1973–73 (Henshaw and Van Vort, 1992)