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 , % |
|---|---|---|
| 2003 | 0,0 | |
| 2002 | 0,0 | |
| 2001 | 0,0 | |
| 2000 | 0,0 | -100,00 % |
| 1999 | 2,2 | |
| 1998 | 0,0 | |
| 1997 | 0,0 | |
| 1996 | 0,0 | -100,00 % |
| 1995 | 11,2 | 138,30 % |
| 1994 | 4,7 | -70,06 % |
| 1993 | 15,7 | 141,54 % |
| 1991 | 6,5 |