Portugal - CO2 emission
| Date | CO2 Total Ktons | CO2 Petroleum Ktons | CO2 Kg/1000 $ | CO2 Tons per capita |
|---|---|---|---|---|
| 2016 | 50,143 | 0.18 | 4.82 | |
| 2015 | 51,354 | 32,000 | 0.19 | 4.94 |
| 2014 | 46,616 | 32,000 | 0.17 | 4.44 |
| 2013 | 47,225 | 32,000 | 0.17 | 4.50 |
| 2012 | 48,762 | 31,000 | 0.18 | 4.60 |
| 2011 | 51,243 | 34,000 | 0.18 | 4.83 |
| 2010 | 52,174 | 37,000 | 0.18 | 4.88 |
| 2009 | 57,288 | 37,000 | 0.20 | 5.35 |
| 2008 | 57,479 | 37,000 | 0.20 | 5.37 |
| 2007 | 60,160 | 40,000 | 0.21 | 5.68 |
| 2006 | 60,658 | 39,000 | 0.21 | 5.72 |
| 2005 | 66,748 | 45,000 | 0.24 | 6.30 |
| 2004 | 63,446 | 43,000 | 0.23 | 6.04 |
| 2003 | 61,986 | 43,000 | 0.23 | 5.90 |
| 2002 | 66,989 | 46,000 | 0.24 | 6.44 |
| 2001 | 62,936 | 44,000 | 0.23 | 6.05 |
| 2000 | 63,637 | 44,000 | 0.24 | 6.12 |
| 1999 | 64,178 | 45,000 | 0.25 | 6.23 |
| 1998 | 57,297 | 43,000 | 0.23 | 5.56 |
| 1997 | 52,561 | 38,000 | 0.22 | 5.15 |
| 1996 | 50,453 | 36,000 | 0.22 | 4.95 |
| 1995 | 52,234 | 37,000 | 0.24 | 5.17 |
| 1994 | 48,398 | 35,000 | 0.23 | 4.79 |
| 1993 | 46,898 | 35,000 | 0.22 | 4.64 |
| 1992 | 47,937 | 37,000 | 0.22 | 4.79 |
| 1991 | 44,214 | 33,000 | 0.21 | 4.43 |
| 1990 | 42,355 | 33,000 | 0.21 | 4.26 |
| 1989 | 41,417 | 33,000 | 0.22 | 4.16 |
| 1988 | 33,172 | 26,000 | 0.18 | 3.33 |
| 1987 | 31,734 | 25,000 | 0.19 | 3.18 |
| 1986 | 31,023 | 26,000 | 0.19 | 3.11 |
| 1985 | 27,690 | 26,000 | 0.17 | 2.77 |
| 1984 | 28,962 | 26,000 | 0.18 | 2.90 |
| 1983 | 30,218 | 26,000 | 0.19 | 3.03 |
| 1982 | 29,609 | 26,000 | 0.19 | 2.98 |
| 1981 | 29,279 | 20,000 | 0.19 | 2.96 |
| 1980 | 27,749 | 21,951 | 0.20 | 2.83 |
| 1979 | 26,184 | 0.19 | 2.70 | |
| 1978 | 23,473 | 0.18 | 2.44 | |
| 1977 | 22,595 | 0.18 | 2.38 | |
| 1976 | 22,848 | 0.20 | 2.44 | |
| 1975 | 21,545 | 0.17 | 2.34 | |
| 1974 | 19,956 | 0.16 | 2.20 | |
| 1973 | 19,885 | 0.18 | 2.22 | |
| 1972 | 17,751 | 0.17 | 2.01 | |
| 1971 | 17,446 | 0.18 | 1.99 | |
| 1970 | 16,229 | 0.18 | 1.87 |