Year	HCB	PCBs	Dioxins and furans	PAHs	HCB (Mg tonnes)	PCBs (Mg tonnes)	Dioxins and furans (kg)	PAHs (Mg tonnes)
1990	100.0	100.0	100.0	100.0	6.15	13.29	12.17	2816.46
1991	96.9	96.1	95.5	95.9	5.96	12.77	11.62	2700.42
1992	101.0	92.1	89.9	102.5	6.21	12.25	10.95	2887.61
1993	99.1	89.2	83.8	101.2	6.09	11.86	10.2	2849.09
1994	96.9	84.5	77.2	91.5	5.96	11.23	9.4	2578.42
1995	99.9	80.8	72.2	103.7	6.14	10.74	8.79	2920.52
1996	99.1	74.9	64.3	87.5	6.1	9.95	7.82	2464.2
1997	101.0	71.2	57.4	75.8	6.21	9.47	6.99	2133.56
1998	105.5	64.6	51.1	71.9	6.49	8.58	6.22	2024.64
1999	13.6	63.0	43.4	66.2	0.83	8.37	5.28	1864.1
2000	10.6	39.2	36.6	42.5	0.65	5.21	4.45	1198.35
2001	9.3	37.4	31.1	42.0	0.57	4.98	3.78	1182.65
2002	7.4	34.9	26.5	38.4	0.45	4.64	3.23	1081.09
2003	7.6	33.4	25.4	40.1	0.47	4.43	3.1	1128.45
2004	6.4	32.3	22.3	37.5	0.39	4.29	2.71	1056.46
2005	6.6	34.0	20.5	39.3	0.41	4.51	2.5	1106.9
2006	4.8	35.1	18.8	40.6	0.3	4.66	2.29	1144.39
2007	4.8	35.4	18.5	40.4	0.3	4.71	2.25	1138.52
2008	4.4	35.9	19.1	40.1	0.27	4.77	2.33	1129.24
2009	3.5	31.4	16.7	38.4	0.22	4.18	2.04	1080.52
2010	3.1	29.3	17.4	41.3	0.19	3.9	2.12	1164.36
2011	3.5	31.9	16.3	39.4	0.22	4.25	1.99	1109.78
2012	3.5	27.5	15.5	37.6	0.21	3.65	1.89	1057.71
2013	4.6	29.3	15.6	41.5	0.28	3.9	1.9	1168.95
2014	4.8	28.6	15.2	40.0	0.29	3.8	1.85	1126.48