| year | pollutant_name | emissions | emissions_idx | index |
|---|---|---|---|---|
| 1990 | SOx excluding international shipping | 967.0 | 967.0 | 100.0 |
| 1991 | SOx excluding international shipping | 925.0 | 967.0 | 95.7 |
| 1992 | SOx excluding international shipping | 960.0 | 967.0 | 99.3 |
| 1993 | SOx excluding international shipping | 942.0 | 967.0 | 97.4 |
| 1994 | SOx excluding international shipping | 910.0 | 967.0 | 94.1 |
| 1995 | SOx excluding international shipping | 788.0 | 967.0 | 81.5 |
| 1996 | SOx excluding international shipping | 734.0 | 967.0 | 75.9 |
| 1997 | SOx excluding international shipping | 576.0 | 967.0 | 59.6 |
| 1998 | SOx excluding international shipping | 575.0 | 967.0 | 59.5 |
| 1999 | SOx excluding international shipping | 550.0 | 967.0 | 56.9 |
| 2000 | SOx excluding international shipping | 454.0 | 967.0 | 46.9 |
| 2001 | SOx excluding international shipping | 446.0 | 967.0 | 46.1 |
| 2002 | SOx excluding international shipping | 393.0 | 967.0 | 40.6 |
| 2003 | SOx excluding international shipping | 403.0 | 967.0 | 41.7 |
| 2004 | SOx excluding international shipping | 396.0 | 967.0 | 41.0 |
| 2005 | SOx excluding international shipping | 323.0 | 967.0 | 33.4 |
| 2006 | SOx excluding international shipping | 345.0 | 967.0 | 35.7 |
| 2007 | SOx excluding international shipping | 342.0 | 967.0 | 35.4 |
| 2008 | SOx excluding international shipping | 193.0 | 967.0 | 20.0 |
| 2009 | SOx excluding international shipping | 200.0 | 967.0 | 20.7 |
| 2010 | SOx excluding international shipping | 166.0 | 967.0 | 17.2 |
| 2011 | SOx excluding international shipping | 165.0 | 967.0 | 17.1 |
| 2012 | SOx excluding international shipping | 151.0 | 967.0 | 15.6 |