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	Annual Toxics Summary San Jose-4th Street 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	*
2004		*	*	*	*	*	*	0	*
2003		*	*	*	*	*	*	0	*
2002		0.025	*	*	*	1.6	0.483	10	0.05
2001		0.025	0.13	0.340	0.75	3.4	0.653	31	0.05
2000		0.025	0.12	0.442	1.07	2.6	0.627	30	0.05
1999		0.025	0.25	0.579	1.53	3.0	0.707	30	0.05
1998		0.07	0.24	0.536	1.5	2.4	0.661	31	0.05
1997		0.05	0.21	0.614	1.23	4.0	0.883	30	0.05
1996		0.025	0.23	0.433	1.0	2.0	0.496	24	0.05
1995		0.06	0.49	0.717	1.75	3.2	0.761	24	0.05
1994		0.37	1.2	*	3.56	7.1	1.82	14	0.05
1993		0.12	0.53	1.29	3.71	4.8	1.47	24	0.05
1992		0.08	0.43	1.07	3.22	5.0	1.39	24	0.05
1991		0.09	0.39	0.845	2.04	3.5	0.875	24	0.05
1990		0.27	*	*	*	6.2	1.93	8	0.05
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.