Changes in emissions in % (Indexed 1990=100)	HCB	PCB	Dioxins and furans	PAH	HCB (Mg tonnes)	PCB (Mg tonnes)	Dioxins and furans (kg)	PAH (Mg tonnes)
1990	100.0	100.0	100.0	100.0	5.61	13.69	9.52	10595.95
1991	97.06	94.09	96.28	83.04	5.44	12.88	9.16	8798.61
1992	97.69	94.59	92.34	84.25	5.48	12.95	8.79	8926.72
1993	92.36	92.26	87.03	84.4	5.18	12.63	8.28	8942.73
1994	85.76	88.74	81.21	76.84	4.81	12.15	7.73	8142.23
1995	87.58	84.97	77.18	75.79	4.91	11.63	7.35	8030.51
1996	87.54	80.15	68.94	74.07	4.91	10.97	6.56	7848.88
1997	87.61	77.92	64.14	74.75	4.91	10.67	6.1	7920.44
1998	91.5	72.82	58.65	76.78	5.13	9.97	5.58	8135.23
1999	12.7	69.57	52.02	72.4	0.71	9.52	4.95	7671.64
2000	11.78	50.82	47.51	41.49	0.66	6.96	4.52	4396.55
2001	10.23	40.38	42.4	28.93	0.57	5.53	4.04	3065.58
2002	9.55	35.93	40.38	27.62	0.54	4.92	3.84	2926.59
2003	10.24	34.29	39.89	27.22	0.57	4.69	3.8	2884.1
2004	7.62	32.59	39.98	27.66	0.43	4.46	3.81	2930.69
2005	8.9	32.36	38.87	26.83	0.5	4.43	3.7	2842.37
2006	7.19	32.45	37.98	24.62	0.4	4.44	3.62	2608.84
2007	6.54	31.55	38.2	23.93	0.37	4.32	3.64	2535.69
2008	6.54	31.48	38.15	22.59	0.37	4.31	3.63	2393.8
2009	5.41	28.79	39.16	22.92	0.3	3.94	3.73	2428.97
2010	5.38	29.36	37.1	21.52	0.3	4.02	3.53	2280.46
2011	5.74	28.61	34.96	18.66	0.32	3.92	3.33	1976.8
2012	6.17	27.98	34.32	17.41	0.35	3.83	3.27	1845.03
2013	7.05	27.17	144.04	15.5	0.4	3.72	13.71	1642.75
2014	6.7	26.44	34.37	15.11	0.38	3.62	3.27	1601.08
2015	4.83	25.93	32.73	16.93	0.27	3.55	3.12	1794.07
2016	5.0	25.42	31.86	17.5	0.28	3.48	3.03	1854.16