| Fecha | M.M. PTAS | Variac. año anterior | Variac. período anterior |
|---|
| % | Valor | % | Valor |
|---|
| 1998 11 | 94.637,0 | 4,5 | 4.029,0 | 0,0 | 26,0 |
| 1998 10 | 94.611,0 | 4,4 | 3.947,0 | -0,2 | -167,0 |
| 1998 9 | 94.778,0 | 4,3 | 3.917,0 | 0,0 | -18,0 |
| 1998 8 | 94.796,0 | 5,1 | 4.578,0 | -0,7 | -653,0 |
| 1998 7 | 95.449,0 | 5,6 | 5.074,0 | 1,4 | 1.284,0 |
| 1998 6 | 94.165,0 | 5,2 | 4.640,0 | 0,6 | 545,0 |
| 1998 5 | 93.620,0 | 5,0 | 4.482,0 | 0,4 | 352,0 |
| 1998 4 | 93.268,0 | 5,0 | 4.439,0 | 0,4 | 342,0 |
| 1998 3 | 92.926,0 | 4,9 | 4.307,0 | 1,4 | 1.312,0 |
| 1998 2 | 91.614,0 | 4,3 | 3.798,0 | -1,0 | -903,0 |
| 1998 1 | 92.517,0 | 4,6 | 4.106,0 | 0,0 | 22,0 |
| 1997 12 | 92.495,0 | 5,5 | 4.853,0 | 2,1 | 1.887,0 |
| 1997 11 | 90.608,0 | 5,9 | 5.017,0 | -0,1 | -56,0 |
| 1997 10 | 90.664,0 | 6,2 | 5.267,0 | -0,2 | -197,0 |
|