United States - CO2 emission
| Date | CO2 Ktons | CO2 Kg/1000 $ | CO2 Tons per capita |
|---|---|---|---|
| 2015 | 5,172,338 | 306 | 16.07 |
| 2014 | 5,312,226 | 322 | 16.63 |
| 2013 | 5,255,530 | 326 | 16.57 |
| 2012 | 5,164,192 | 326 | 16.40 |
| 2011 | 5,391,417 | 347 | 17.26 |
| 2010 | 5,519,484 | 361 | 17.81 |
| 2009 | 5,243,236 | 352 | 17.07 |
| 2008 | 5,659,277 | 369 | 18.59 |
| 2007 | 5,847,966 | 381 | 19.39 |
| 2006 | 5,765,135 | 382 | 19.29 |
| 2005 | 5,886,318 | 400 | 19.88 |
| 2004 | 5,879,655 | 413 | 20.03 |
| 2003 | 5,820,519 | 425 | 20.00 |
| 2002 | 5,753,929 | 431 | 19.95 |
| 2001 | 5,818,660 | 444 | 20.36 |
| 2000 | 5,873,867 | 453 | 20.76 |
| 1999 | 5,674,861 | 455 | 20.29 |
| 1998 | 5,647,380 | 474 | 20.44 |
| 1997 | 5,619,801 | 493 | 20.59 |
| 1996 | 5,451,143 | 500 | 20.23 |
| 1995 | 5,294,648 | 504 | 19.88 |
| 1994 | 5,238,767 | 512 | 19.90 |
| 1993 | 5,150,601 | 524 | 19.77 |
| 1992 | 5,037,200 | 526 | 19.53 |
| 1991 | 4,963,711 | 537 | 19.44 |
| 1990 | 5,003,720 | 541 | 19.79 |
| 1989 | 5,109,195 | 20.41 | |
| 1988 | 5,048,422 | 20.37 | |
| 1987 | 4,820,261 | 19.64 | |
| 1986 | 4,658,266 | 19.17 | |
| 1985 | 4,691,155 | 19.49 | |
| 1984 | 4,669,927 | 19.59 | |
| 1983 | 4,452,639 | 18.85 | |
| 1982 | 4,478,790 | 19.14 | |
| 1981 | 4,740,466 | 20.45 | |
| 1980 | 4,814,743 | 20.97 | |
| 1979 | 5,046,412 | 22.19 | |
| 1978 | 5,002,450 | 22.21 | |
| 1977 | 5,001,737 | 22.42 | |
| 1976 | 4,845,888 | 21.93 | |
| 1975 | 4,537,030 | 20.72 | |
| 1974 | 4,758,237 | 21.93 | |
| 1973 | 4,927,895 | 22.91 | |
| 1972 | 4,722,847 | 22.15 | |
| 1971 | 4,469,658 | 21.15 | |
| 1970 | 4,619,547 | 22.05 |