Chad Chad, PM2.5 air pollution, mean annual exposure (micrograms per cubic meter)

Year Value Rank Change Change,%
2020 49.1 18 -2.73 -5.26%
2019 51.9 16 -2.51 -4.62%
2018 54.4 21 -1.87 -3.32%
2017 56.3 23 -2.14 -3.66%
2016 58.4 21 -6 -9.31%
2015 64.4 19 +17.6 +37.6%
2014 46.8 20 -3.42 -6.81%
2013 50.2 18 -6.89 -12.1%
2012 57.1 19 +2.97 +5.48%
2011 54.2 18 +1.52 +2.88%
2010 52.6 13 -0.169 -0.321%
2009 52.8 13 -0.421 -0.791%
2008 53.2 14 -0.559 -1.04%
2007 53.8 17 -0.583 -1.07%
2006 54.4 18 -0.494 -0.9%
2005 54.9 18 -0.481 -0.868%
2004 55.3 19 -0.551 -0.986%
2003 55.9 20 -0.52 -0.921%
2002 56.4 22 -0.386 -0.679%
2001 56.8 21 -0.15 -0.264%
2000 56.9 21 +0.686 +1.22%
1999 56.3 21 +1.63 +2.99%
1998 54.6 21 +1.95 +3.7%
1997 52.7 22 +1.63 +3.2%
1996 51 22 +0.684 +1.36%
1995 50.4 20 -0.171 -0.338%
1994 50.5 21 -0.538 -1.05%
1993 51.1 21 -0.944 -1.81%
1992 52 22 -1.39 -2.6%
1991 53.4 21 -1.87 -3.39%
1990 55.3 21

Charts