| Fecha | Porcentaje | Variac. año anterior | Variac. período anterior | ||
|---|---|---|---|---|---|
| % | Valor | % | Valor | ||
| 1998 08 | -6 | -50,0 | 2 | -100,0 | 3 |
| 1998 07 | -3 | 25,0 | -1 | 25,0 | -1 |
| 1998 06 | -4 | -157,1 | -11 | 20,0 | -1 |
| 1998 05 | -5 | -155,6 | -14 | -350,0 | -7 |
| 1998 04 | 2 | -85,7 | -12 | 100,0 | 1 |
| 1998 03 | 1 | -90,9 | -10 | -50,0 | -1 |
| 1998 02 | 2 | -71,4 | -5 | -200,0 | 4 |
| 1998 01 | -2 | -125,0 | -10 | 60,0 | -3 |
| 1997 12 | -5 | -131,3 | -21 | -350,0 | -7 |
| 1997 11 | 2 | -81,8 | -9 | -50,0 | -2 |
| 1997 10 | 4 | -79,0 | -15 | -300,0 | 6 |
| 1997 09 | -2 | -111,8 | -19 | 50,0 | -2 |
| 1997 08 | -4 | -125,0 | -20 | 0,0 | 0 |
| 1997 07 | -4 | -126,7 | -19 | -157,1 | -11 |