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	Annual Toxics Summary Stockton-Hazelton 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		0.14	*	*	*	0.73	0.221	5	0.05
2004		0.025	0.14	0.238	0.66	1.6	0.335	30	0.05
2003		0.025	0.16	0.295	0.73	1.4	0.345	31	0.05
2002		0.025	0.13	0.344	0.92	1.4	0.405	30	0.05
2001		0.025	0.12	0.321	0.78	1.8	0.387	31	0.05
2000		0.025	0.11	0.370	1.02	2.1	0.546	30	0.05
1999		0.025	0.16	0.416	1.12	2.3	0.544	30	0.05
1998		0.025	0.21	0.573	1.6	3.5	0.797	31	0.05
1997		0.025	0.13	0.354	1.01	1.5	0.411	30	0.05
1996		0.025	0.16	0.294	0.58	1.3	0.324	24	0.05
1995		0.07	0.32	*	1.13	2.0	0.513	20	0.05
1994		0.18	1.05	*	2.47	2.6	0.802	14	0.05
1993		0.10	0.41	1.01	2.62	5.2	1.29	23	0.05
1992		0.07	0.26	0.598	1.07	4.2	0.921	24	0.05
1991		0.08	0.27	0.782	2.17	3.7	0.986	24	0.05
1990		0.22	*	*	*	4.2	1.35	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.