_id	id	year	ozone_num	ozone_per	ozone_rate	reference
1	1	1990	19.83794	0.000173	0.191202	screencapture_ghdx_healthdata_25.01.2021.pdf
2	2	1991	22.69867	0.000198	0.213423	screencapture_ghdx_healthdata_25.01.2021.pdf
3	3	1992	23.80146	0.000209	0.218399	screencapture_ghdx_healthdata_25.01.2021.pdf
4	4	1993	27.36802	0.00024	0.245713	screencapture_ghdx_healthdata_25.01.2021.pdf
5	5	1994	25.55106	0.000221	0.22513	screencapture_ghdx_healthdata_25.01.2021.pdf
6	6	1995	25.87271	0.000225	0.223965	screencapture_ghdx_healthdata_25.01.2021.pdf
7	7	1996	25.70707	0.000224	0.218714	screencapture_ghdx_healthdata_25.01.2021.pdf
8	8	1997	33.36843	0.000293	0.278882	screencapture_ghdx_healthdata_25.01.2021.pdf
9	9	1998	27.59495	0.000245	0.232961	screencapture_ghdx_healthdata_25.01.2021.pdf
10	10	1999	28.38552	0.00025	0.222541	screencapture_ghdx_healthdata_25.01.2021.pdf
11	11	2000	17.628	0.000157	0.139908	screencapture_ghdx_healthdata_25.01.2021.pdf
12	12	2001	27.74331	0.00025	0.216981	screencapture_ghdx_healthdata_25.01.2021.pdf
13	13	2002	34.49896	0.000315	0.265917	screencapture_ghdx_healthdata_25.01.2021.pdf
14	14	2003	63.09312	0.000591	0.441941	screencapture_ghdx_healthdata_25.01.2021.pdf
15	15	2004	58.17245	0.000538	0.472655	screencapture_ghdx_healthdata_25.01.2021.pdf
16	16	2005	59.87682	0.00057	0.442426	screencapture_ghdx_healthdata_25.01.2021.pdf
17	17	2006	67.40334	0.000652	0.49114	screencapture_ghdx_healthdata_25.01.2021.pdf
18	18	2007	73.62092	0.00072	0.528913	screencapture_ghdx_healthdata_25.01.2021.pdf
19	19	2008	73.29699	0.000725	0.59464	screencapture_ghdx_healthdata_25.01.2021.pdf
20	20	2009	83.96405	0.00083	0.51161	screencapture_ghdx_healthdata_25.01.2021.pdf
21	21	2010	148.011	0.001455	0.711341	screencapture_ghdx_healthdata_25.01.2021.pdf
22	22	2011	177.7951	0.001747	1.003196	screencapture_ghdx_healthdata_25.01.2021.pdf
23	23	2012	103.4166	0.001017	1.187399	screencapture_ghdx_healthdata_25.01.2021.pdf
24	24	2013	133.7652	0.001279	1.05513	screencapture_ghdx_healthdata_25.01.2021.pdf
25	25	2014	132.0486	0.001277	0.856278	screencapture_ghdx_healthdata_25.01.2021.pdf
26	26	2015	160.3405	0.001563	0.854904	screencapture_ghdx_healthdata_25.01.2021.pdf
27	27	2016	120.1883	0.001134	0.756523	screencapture_ghdx_healthdata_25.01.2021.pdf
28	28	2017	155.842	0.001429	0.653101	screencapture_ghdx_healthdata_25.01.2021.pdf
29	29	2018	105.4205	0.000981	0.951412	screencapture_ghdx_healthdata_25.01.2021.pdf
30	30	2019	163.8203	0.001479	0.986684	screencapture_ghdx_healthdata_25.01.2021.pdf