Ozone-depleting substances are any substance containing chlorine or bromine that destroys the stratospheric ozone layer. The stratospheric ozone absorbs most of the biologically damaging ultraviolet radiation.
| Fecha | Valor | Cambiar , % |
|---|---|---|
| 2014 | 4,0 | -6,32 % |
| 2013 | 4,3 | -27,63 % |
| 2012 | 5,9 | -26,98 % |
| 2011 | 8,1 | 17,10 % |
| 2010 | 6,9 | 30,19 % |
| 2009 | 5,3 | 1,92 % |
| 2008 | 5,2 | 940,00 % |
| 2007 | 0,5 | -37,50 % |
| 2006 | 0,8 | -69,23 % |
| 2005 | 2,6 | -16,13 % |
| 2004 | 3,1 | 121,43 % |
| 2003 | 1,4 |