Year Tonnes per Person 1928 0.00697 1929 0.01152 1930 0.02282 1931 0.02262 1932 0.01569 1933 0.01554 1934 0.022 1935 0.0218 1936 0.03024 1937 0.03425 1938 0.04454 1939 0.04623 1992 5.39782 1993 4.65288 1994 4.29034 1995 3.76425 1996 3.69093 1997 3.44682 1998 3.31766 1999 2.81563 2000 2.66393 2001 2.96168 2002 2.96348 2003 3.19661 2004 3.24886 2005 3.33322 2006 3.60072 2007 3.78289 2008 3.6385 2009 3.37076 2010 3.81091 2011 3.48563 2012 3.41789 2013 3.46973 2014 3.45943