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	Annual Toxics Summary Burbank-W Palm Avenue FAQs Tin nanograms per cubic meter

Year	Months Present	Minimum	Median	Mean	90th Percentile	Maximum	Standard Deviation	Number of Observations	Detection Limit
2023		*	*	*	*	*	*	0	*
2022		*	*	*	*	*	*	0	*
2021		*	*	*	*	*	*	0	*
2020		*	*	*	*	*	*	0	*
2019		*	*	*	*	*	*	0	*
2018		*	*	*	*	*	*	0	*
2017		*	*	*	*	*	*	0	*
2016		*	*	*	*	*	*	0	*
2015		*	*	*	*	*	*	0	*
2014		1	5.5	*	15	16	5.11	12	2.0
2013		0.8	3.2	*	10.4	22	4.97	26	1.6
2012		1.5	3.6	4.45	8.8	16	3.68	29	3.0
2011		1.5	*	*	*	5.0	2.47	2	3.0
2010		1.5	1.5	3.11	6.3	8.1	2.07	29	3.0
2009		1.5	1.5	3.35	5.9	13	2.55	30	3.0
2008		*	*	*	*	*	*	0	*
2007		1.9	3.3	*	5.9	8.7	1.76	21	1.5
2006		*	*	*	*	*	*	0	*
2005		*	*	*	*	*	*	0	*
2004		*	*	*	*	*	*	0	*
2003		2.5	*	*	*	9.0	2.91	5	5.0
2002		2	11	11.1	21.1	25	7.35	30	4.0
2001		2	7.5	*	14.3	50	9.14	28	4.0
2000		2	6.0	5.33	9.0	10	2.90	31	4.0
1999		2	2	*	9.8	14	3.60	25	4.0
1998		2	2	4.47	9.4	11	3.19	29	4.0
1997		2	2	*	7.0	13	2.64	29	4.0
1996		2	2	*	7.0	8.0	2.23	23	4.0
1995		2	2	3.22	6.0	12	2.59	31	4.0
1994		2	4.0	*	7.0	19	3.97	27	4.0
1993		2	5.0	4.97	7.0	12	2.81	31	4.0
1992		2	*	*	*	21	6.09	10	4.0
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.