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	Annual Toxics Summary Fresno-1st Street FAQs Titanium 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		*	*	*	*	*	*	0	*
2013		*	*	*	*	*	*	0	*
2012		*	*	*	*	*	*	0	*
2011		4.5	24	*	64	100	26.8	29	9
2010		4.5	25	35.9	68	170	36.2	29	9
2009		4.5	19	24.1	51	61	17.7	33	9
2008		22	120	148	320	380	99.9	32	1
2007		4.5	42	44.2	80	120	29.5	28	9
2006		*	*	*	*	*	*	0	*
2005		*	*	*	*	*	*	0	*
2004		*	*	*	*	*	*	0	*
2003		9	*	*	*	66	20.8	7	3
2002		24	120	133	240	310	75.7	29	3
2001		5	110	126	270	470	103	32	10
2000		11	110	115	200	310	77.6	29	10
1999		5	140	*	280	600	133	25	10
1998		5	67	98.8	250	360	97.3	26	10
1997		12	120	134	250	470	112	30	10
1996		5	74	106	280	330	104	29	10
1995		10	110	127	300	370	114	31	10
1994		11	130	*	230	300	83.0	25	10
1993		5	130	151	330	570	133	29	10
1992		32	130	155	330	370	102	31	10
1991		19	140	*	340	420	125	25	10
1990		80	280	*	500	540	139	16	10
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.