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	Annual Toxics Summary Roseville-N Sunrise Blvd FAQs Indeno(1,2,3-cd)pyrene-10 nanograms per cubic meter

Read About Estimated Risk

Year	Months Present	Minimum	Median	Mean	90th Percentile	Maximum	Standard Deviation	Number of Observations	Detection Limit	Estimated Risk
2005		0.09	*	*	*	0.76	0.244	5	0.05	*
2004		0.025	0.025	0.154	0.44	0.76	0.204	30	0.05	0.05
2003		0.025	0.06	0.209	0.65	1.1	0.289	31	0.05	0.07
2002		0.025	0.025	0.154	0.40	1.0	0.211	30	0.05	0.05
2001		0.025	0.13	0.244	0.50	1.5	0.314	31	0.05	0.08
2000		0.025	0.06	0.216	0.63	1.1	0.313	30	0.05	0.07
1999		0.025	0.07	0.200	0.56	1.3	0.284	30	0.05	0.06
1998		0.025	0.12	0.183	0.51	0.77	0.200	31	0.05	0.06
1997		0.025	0.05	0.214	0.42	1.6	0.327	30	0.05	0.07
1996		0.025	0.11	0.173	0.47	0.71	0.196	24	0.05	0.05
1995		0.025	0.12	0.260	0.62	1.4	0.309	24	0.05	0.08
1994		0.07	0.50	*	0.99	1.3	0.369	14	0.05	*
1993		0.025	0.10	*	1.46	2.7	0.756	18	0.05	*
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.