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

Year	Months Present	Minimum	Median	Mean	90th Percentile	Maximum	Standard Deviation	Number of Observations	Detection Limit
2024		*	*	*	*	*	*	0	*
2023		*	*	*	*	*	*	0	*
2022		*	*	*	*	*	*	0	*
2021		*	*	*	*	*	*	0	*
2020		*	*	*	*	*	*	0	*
2019		*	*	*	*	*	*	0	*
2018		*	*	*	*	*	*	0	*
2017		*	*	*	*	*	*	0	*
2016		*	*	*	*	*	*	0	*
2015		*	*	*	*	*	*	0	*
2014		*	*	*	*	*	*	0	*
2013		*	*	*	*	*	*	0	*
2012		*	*	*	*	*	*	0	*
2011		*	*	*	*	*	*	0	*
2010		*	*	*	*	*	*	0	*
2009		*	*	*	*	*	*	0	*
2008		*	*	*	*	*	*	0	*
2007		*	*	*	*	*	*	0	*
2006		*	*	*	*	*	*	0	*
2005		*	*	*	*	*	*	0	*
2004		*	*	*	*	*	*	0	*
2003		300	*	*	*	1200	363	5	5
2002		260	680	671	1000	1200	231	30	5
2001		84	530	*	750	1000	209	28	3
2000		130	560	573	810	1400	259	31	3
1999		340	620	*	900	6300	1150	25	3
1998		220	560	563	750	1100	187	29	3
1997		240	650	*	960	1100	245	29	3
1996		54	620	*	800	910	225	23	3
1995		130	590	604	900	1500	282	31	3
1994		160	630	*	930	1300	250	27	3
1993		100	660	659	930	1800	345	31	3
1992		210	620	864	1000	6300	1240	31	3
1991		150	660	721	1200	1900	373	28	3
1990		500	1000	*	1800	2700	585	15	3
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.