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Interannual profile of number of dust storm days, in addition to the average and standard deviation of all PM10 measurements in Ahvaz between 2009 and 2014.
| Year | # dust storm days |
% of dust storm days in year |
PM10 average (µg m−3) |
PM10 Std. Deviation |
|---|---|---|---|---|
| 2009 | 186 | 51.0 | 480.1 | 445.0 |
| 2010 | 165 | 45.2 | 453.9 | 458.0 |
| 2011 | 117 | 32.1 | 602.1 | 1233.2 |
| 2012 | 145 | 39.6 | 445.3 | 405.3 |
| 2013 | 125 | 34.2 | 396.7 | 334.6 |
| 2014 | 42 | 11.5 | 411.2 | 401.1 |
