Table 9.2  Nuclear Power Plant Operations, 1957-2011
Year	Nuclear Electricity Net Generation	Nuclear Share of Total Electricity Net Generation	Net Summer Capacity of Operable Units 1	Capacity Factor 2
	Billion Kilowatthours	Percent	Million Kilowatts	Percent
1957	(s)	(s)	0.1	NA
1958	.2	(s)	.1	NA
1959	.2	(s)	.1	NA
1960	.5	.1	.4	NA
1961	1.7	.2	.4	NA
1962	2.3	.3	.7	NA
1963	3.2	.3	.8	NA
1964	3.3	.3	.8	NA
1965	3.7	.3	.8	NA
1966	5.5	.5	1.7	NA
1967	7.7	.6	2.7	NA
1968	12.5	.9	2.7	NA
1969	13.9	1.0	4.4	NA
1970	21.8	1.4	7.0	NA
1971	38.1	2.4	9.0	NA
1972	54.1	3.1	14.5	NA
1973	83.5	4.5	22.7	53.5
1974	114.0	6.1	31.9	47.8
1975	172.5	9.0	37.3	55.9
1976	191.1	9.4	43.8	54.7
1977	250.9	11.8	46.3	63.3
1978	276.4	12.5	50.8	64.5
1979	255.2	11.3	49.7	58.4
1980	251.1	11.0	51.8	56.3
1981	272.7	11.9	56.0	58.2
1982	282.8	12.6	60.0	56.6
1983	293.7	12.7	63.0	54.4
1984	327.6	13.5	69.7	56.3
1985	383.7	15.5	79.4	58.0
1986	414.0	16.6	85.2	56.9
1987	455.3	17.7	93.6	57.4
1988	527.0	19.5	94.7	63.5
1989	529.4	17.8	98.2	62.2
1990	576.9	19.0	99.6	66.0
1991	612.6	19.9	99.6	70.2
1992	618.8	20.1	99.0	70.9
1993	610.3	19.1	99.0	70.5
1994	640.4	19.7	99.1	73.8
1995	673.4	20.1	99.5	77.4
1996	674.7	19.6	100.8	76.2
1997	628.6	18.0	99.7	71.1
1998	673.7	18.6	97.1	78.2
1999	728.3	19.7	97.4	85.3
2000	753.9	19.8	97.9	88.1
2001	768.8	20.6	98.2	89.4
2002	780.1	20.2	98.7	90.3
2003	763.7	19.7	99.2	87.9
2004	788.5	19.9	99.6	90.1
2005	782.0	19.3	100.0	89.3
2006	787.2	19.4	100.3	89.6
2007	806.4	19.4	100.3	91.8
2008	806.2	19.6	100.8	91.1
2009	798.9	20.2	101.0	90.3
2010	807.0	19.6	R 101.2	R 91.1
2011P	790.2	19.2	101.4	89.1
1At end of year.  See "Generator Net Summer Capacity" in Glossary. Note:  See Note 2, "Coverage of Nuclear Energy Statistics," at end of section. 2See "Generator Capacity Factor" in Glossary. Web Pages:  ·  See http://www.eia.gov/totalenergy/data/monthly/#nuclear for updated monthly and annual data.  ·  See http://www.eia.gov/nuclear/ for related information. R=Revised.  P=Preliminary.  NA=Not available.  (s)=Less than 0.05.   Sources:  Nuclear Electricity Net Generation and Nuclear Share of Electricity Net Generation: Table 8.2a.  Net Summer Capacity of Operable Units:  Table 8.11a.  Capacity Factor:    U.S. Energy Information Administration, Monthly Energy Review (April 2012), Table 8.1.  Annual capacity factors are weighted averages of monthly capacity factors.