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:
| Stage | Winner | General classification | Points classification | Trofeo Fast Team |
| --- | --- | --- | --- | --- |
| 1 | Philippe Casado | Philippe Casado | Philippe Casado | Selle Italia-Magniarredo-Vetta |
| 2a | Gianluca Pierobon | Franco Chioccioli | Franco Chioccioli | Carrera Jeans-Tassoni |
| 2b | Mario Cipollini | Franco Chioccioli | Franco Chioccioli | Carrera Jeans-Tassoni |
| 3 | Eduardo Chozas | Franco Chioccioli | Franco Chioccioli | Carrera Jeans-Tassoni |
| 4 | Éric Boyer | Éric Boyer | Claudio Chiappucci | Z |
| 5 | Marino Lejarreta | Franco Chioccioli | Claudio Chiappucci | ONCE |
| 6 | Vladimir Poulnikov | Franco Chioccioli | Franco Chioccioli | Carrera Jeans-Tassoni |
| 7 | Mario Cipollini | Franco Chioccioli | Claudio Chiappucci | Carrera Jeans-Tassoni |
| 8 | Davide Cassani | Franco Chioccioli | Claudio Chiappucci | Carrera Jeans-Tassoni |
| 9 | Massimo Ghirotto | Franco Chioccioli | Claudio Chiappucci | Carrera Jeans-Tassoni |
| 10 | Gianni Bugno | Franco Chioccioli | Claudio Chiappucci | Carrera Jeans-Tassoni |
| 11 | Maximilian Sciandri | Franco Chioccioli | Claudio Chiappucci | Carrera Jeans-Tassoni |
| 12 | Massimiliano Lelli | Franco Chioccioli | Claudio Chiappucci | Carrera Jeans-Tassoni |
| 13 | Eduardo Chozas | Franco Chioccioli | Claudio Chiappucci | Carrera Jeans-Tassoni |
| 14 | Franco Ballerini | Franco Chioccioli | Claudio Chiappucci | Carrera Jeans-Tassoni |
| 15 | Franco Chioccioli | Franco Chioccioli | Claudio Chiappucci | ONCE |
| 16 | Massimiliano Lelli | Franco Chioccioli | Claudio Chiappucci | ONCE |
| 17 | Franco Chioccioli | Franco Chioccioli | Claudio Chiappucci | Carrera Jeans-Vagabond |
| 18 | Silvio Martinello | Franco Chioccioli | Claudio Chiappucci | Carrera Jeans-Vagabond |
| 19 | Gianni Bugno | Franco Chioccioli | Claudio Chiappucci | Carrera Jeans-Vagabond |
| 20 | Franco Chioccioli | Franco Chioccioli | Claudio Chiappucci | Carrera Jeans-Vagabond |
| 21 | Mario Cipollini | Franco Chioccioli | Claudio Chiappucci | Carrera Jeans-Vagabond |
| Final | Final | Franco Chioccioli | Claudio Chiappucci | Carrera Jeans-Tassoni |
Question:
What was the stage of team Once?
Answer:
5, 15, 16