VITAL STATISTICS
	1901	1911	1921	1931	1941	1951	1961	1971	1983	1991	2001*
Annual rates(per 1000 population)Birth rate	49.2	48.1	46.4	45.2	39.9	41.7	41.2	37.2	32.5	26.1	25.8
Death rate	42.6	47.2	36.3	31.2	27.4	22.8	19.0	15.0	11.4	8.7	8.5
Natural increase	6.6	0.9	10.1	14.0	12.5	18.9	22.2	22.2	21.1	17.4	17.3
Lire Expectancy at birth (in years) Combined	23.0	20.2	26.8	31.8	32.1	41.3	45.6	50.5	58.2	61.1	63.00
Male	22.6	19.4	26.9	32.1	32.4	41.9	46.4	50.9	57.7	60.4	62.30
Female	23.3	20.9	26.6	31.4	31.7	40.6	44.7	50.0	58.7	61.8	61.8
Population (in millions) Total	238	252	252	279	319	362	439	548	683	846	1027
Males	121	128	129	143	164	186	226	284	353	439	531.3
Females	117	124	123	136	155	176	213	264	330	407	495.7
Sex ratio (Females per 1000 males)	972	964	955	950	945	946	941	930	934	927	933
Ratio of Urban Population (%)*	10.8	10.3	11.2	12.0	13.9	17.3	18.0	19.9	23.3	25.7	27.8
Density of Population (Persons per sq km)	77	82	81	90	103	117	142	177	216	267	324
Literacy rate (%)** Persons	5.4	5.9	7.2	9.5	16.1	18.3	28.3	34.5	43.6	52.2	65.4
Males	9.8	10.6	12.2	15.6	24.9	27.2	40.4	46.0	56.4	64.1	75.8
Females	0.6	1.0	1.8	2.9	7.3	8.9	15.3	22.0	29.8	39.3	54.2
*Source: Provisional Population Totals, Census of India 2001
** Literacy rates for 1901-1941 Relate to crude literacy i.e., literacy rate of the entire population.
Literacy rates for 1951, 1961, 1971, censuses relate to population aged five years and above. Literacy rates for 1981, 91, 2001 relate to population aged seven years and above.