Year	thousand metric tons of CO2 equivalent
1990	5468.6874
1991	5109.1504
1992	5239.2572
1993	5643.1068
1994	5888.5396
1995	6245.1264
1996	5775.389
1997	5821.6982
1998	5910.532
1999	6168.5404
2000	5581.9274
2001	6559.874
2002	6458.0772
2003	7092.9662
2004	6346.7146
2005	6811.982
2006	6803.3698
2007	7790.8822
2008	7095.1416
2009	7269.4716
2010	7993.0454
2011	8407.6528
2012	8465.1072
2013	9183.1382
2014	9416.6808
2015	9235.9438
2016	9293.7558
2017	10098.5942
2018	9217.587
2019	9518.5968
2020	10413.0438