Statistical Analysis of Loss of Offsite Power Events

Table 5

Critical and shutdown years assessed for US NRC database.

Year	Operating units	Reactor critical years	Reactor shutdown years
1990	110	93.5	16.5
1991	109	92.6	16.4
1992	109	92.6	16.4
1993	109	92.6	16.4
1994	110	93.5	16.5
1995	109	92.6	16.4
1996	107	90.9	16.1
1997	104	88.4	15.6
1998	104	88.4	15.6
1999	104	88.4	15.6
2000	104	88.4	15.6
2001	104	88.4	15.6
2002	104	88.4	15.6
2003	104	88.4	15.6
2004	104	88.4	15.6
2005	104	88.4	15.6
2006	104	88.4	15.6
2007	104	88.4	15.6
2008	104	88.4	15.6
2009	104	88.4	15.6
2010	104	88.4	15.6
2011	104	88.4	15.6
2012	104	88.4	15.6
Average operating factor (%)			84.9
Sum of reactor critical/shutdown years		2062.0	365.0