| Fecha | M.M. PTAS | Variac. año anterior | Variac. período anterior | ||
|---|---|---|---|---|---|
| % | Valor | % | Valor | ||
| 1991 10 | 9.881,700 | 10,8 | 966,500 | 0,5 | 45,100 |
| 1991 9 | 9.836,600 | 11,5 | 1.014,100 | 0,5 | 48,000 |
| 1991 8 | 9.788,600 | 11,9 | 1.042,500 | -0,1 | -8,500 |
| 1991 7 | 9.797,100 | 12,8 | 1.109,000 | 0,5 | 43,500 |
| 1991 6 | 9.753,600 | 13,8 | 1.179,500 | 1,0 | 95,100 |
| 1991 5 | 9.658,500 | 15,5 | 1.293,000 | 1,0 | 96,200 |
| 1991 4 | 9.562,300 | 17,8 | 1.444,400 | 1,0 | 91,600 |
| 1991 3 | 9.470,700 | 20,8 | 1.627,300 | 0,9 | 84,300 |
| 1991 2 | 9.386,400 | 22,4 | 1.719,300 | 1,3 | 122,600 |
| 1991 1 | 9.263,800 | 22,1 | 1.675,400 | 1,3 | 114,300 |
| 1990 12 | 9.149,500 | 21,6 | 1.627,600 | 1,2 | 104,200 |
| 1990 11 | 9.045,300 | 21,8 | 1.621,000 | 1,5 | 130,100 |
| 1990 10 | 8.915,200 | 21,0 | 1.544,000 | 1,1 | 92,700 |
| 1990 9 | 8.822,500 | 20,3 | 1.487,500 | 0,9 | 76,400 |