| Fecha | Porcentaje | Variac. año anterior | Variac. período anterior | ||
|---|---|---|---|---|---|
| % | Valor | % | Valor | ||
| 1991 1 | 3 | -25,0 | -1 | 50,0 | 1 |
| 1990 4 | 2 | -75,0 | -6 | -33,3 | -1 |
| 1990 3 | 3 | -57,1 | -4 | -40,0 | -2 |
| 1990 2 | 5 | -37,5 | -3 | 25,0 | 1 |
| 1990 1 | 4 | -50,0 | -4 | -50,0 | -4 |
| 1989 4 | 8 | 0,0 | 0 | 14,3 | 1 |
| 1989 3 | 7 | -12,5 | -1 | -12,5 | -1 |
| 1989 2 | 8 | 14,3 | 1 | 0,0 | 0 |
| 1989 1 | 8 | 100,0 | 4 | 0,0 | 0 |
| 1988 4 | 8 | 300,0 | 6 | 0,0 | 0 |
| 1988 3 | 8 | 60,0 | 3 | 14,3 | 1 |
| 1988 2 | 7 | 133,3 | 4 | 75,0 | 3 |
| 1988 1 | 4 | 33,3 | 1 | 100,0 | 2 |
| 1987 4 | 2 | -75,0 | -6 | -60,0 | -3 |