Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Season | Tier | Division | Place |
| --- | --- | --- | --- |
| 1949–87 | 5 | Regional | — |
| 1987/88 | 5 | Pref. Aut. | 10th |
| 1988/89 | 5 | Pref. Aut. | 5th |
| 1989/90 | 5 | Pref. Aut. | 13th |
| 1990/91 | 5 | Pref. Aut. | 11th |
| 1991/92 | 5 | Pref. Aut. | 7th |
| 1992/93 | 5 | Pref. Aut. | 9th |
| 1993/94 | 5 | Pref. Aut. | 4th |
| 1994/95 | 5 | Pref. Aut. | 6th |
| 1995/96 | 5 | Pref. Aut. | 3rd |
| 1996/97 | 5 | Pref. Aut. | 3rd |
| 1997/98 | 5 | Pref. Aut. | 1st |
| 1998/99 | 4 | 3ª | 17th |
| 1999/00 | 5 | Pref. Aut. | 6th |
Question:
which season was the only season the team placed in tier 4?
Answer:
1998/99