| Fecha | M.M. PTAS | Variac. año anterior | Variac. período anterior | ||
|---|---|---|---|---|---|
| % | Valor | % | Valor | ||
| 1998 12 | 80.411,364 | 16,2 | 11.201,820 | 1,8 | 1.408,170 |
| 1998 11 | 79.003,196 | 15,6 | 10.684,420 | 2,0 | 1.577,620 |
| 1998 10 | 77.425,580 | 15,1 | 10.158,200 | 1,9 | 1.453,710 |
| 1998 9 | 75.971,868 | 14,0 | 9.326,990 | 0,7 | 537,420 |
| 1998 8 | 75.434,452 | 13,5 | 8.980,530 | 0,4 | 309,060 |
| 1998 7 | 75.125,396 | 14,3 | 9.376,150 | 2,0 | 1.442,370 |
| 1998 6 | 73.683,027 | 13,9 | 8.975,990 | 1,9 | 1.372,980 |
| 1998 5 | 72.310,051 | 12,9 | 8.249,270 | 1,0 | 677,240 |
| 1998 4 | 71.632,811 | 12,8 | 8.129,190 | 0,3 | 189,240 |
| 1998 3 | 71.443,571 | 13,6 | 8.548,990 | 0,3 | 227,070 |
| 1998 2 | 71.216,499 | 13,9 | 8.713,150 | 1,4 | 973,300 |
| 1998 1 | 70.243,203 | 13,2 | 8.180,460 | 1,5 | 1.033,660 |
| 1997 12 | 69.209,547 | 13,1 | 8.026,260 | 1,3 | 890,780 |
| 1997 11 | 68.318,771 | 13,0 | 7.841,770 | 1,6 | 1.051,390 |