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	Annual Toxics Summary Bakersfield-5558 California Avenue FAQs Benzo(g,h,i)perylene-10 nanograms per cubic meter

Year	Months Present	Minimum	Median	Mean	90th Percentile	Maximum	Standard Deviation	Number of Observations	Detection Limit
2005		0.13	*	*	*	0.47	0.152	5	0.05
2004		0.025	0.09	0.305	1.04	1.3	0.416	29	0.05
2003		0.025	0.15	0.305	1.2	1.4	0.411	31	0.05
2002		0.025	0.12	0.384	1.13	2.0	0.550	30	0.05
2001		0.025	0.15	0.304	0.87	2.4	0.536	31	0.05
2000		0.025	0.12	0.396	1.06	2.5	0.645	30	0.05
1999		0.025	0.14	0.414	1.25	2.1	0.581	30	0.05
1998		0.025	0.22	0.438	1.5	2.0	0.549	31	0.05
1997		0.025	0.20	0.588	1.3	3.0	0.753	30	0.05
1996		0.025	0.19	0.374	1.03	1.6	0.428	24	0.05
1995		0.025	0.34	0.542	1.58	2.1	0.597	24	0.05
1994		0.32	*	*	*	4.4	1.34	8	0.05
1993		*	*	*	*	*	*	0	*
1992		*	*	*	*	*	*	0	*
1991		*	*	*	*	*	*	0	*
1990		*	*	*	*	*	*	0	*
1989		*	*	*	*	*	*	0	*

	Notes:	Values below the Limit of Detection (LoD) assumed to be ½ LoD. Means and risks shown only for years with data in all 12 months. "*" means there was insufficient or no data available to determine the value.