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 | Competition | Round | Club | Home | Away | Aggregate |
| --- | --- | --- | --- | --- | --- | --- |
| 1996–97 | UEFA Cup Winners' Cup | Qualifying round | Kotayk Abovian | 5–0 | 0–1 | 5–1 |
| 1996–97 | UEFA Cup Winners' Cup | First round | Barcelona | 0–0 | 0–2 | 0–2 |
| 2004–05 | UEFA Cup | Second qualifying round | Maccabi Petah Tikva | 3–0 | 0–4 | 3–4 |
| 2011–12 | UEFA Europa League | Second qualifying round | Floriana | 1–0 | 8–0 | 9–0 |
| 2011–12 | UEFA Europa League | Third qualifying round | Mladá Boleslav | 3–0 | 2–2 | 5–2 |
| 2011–12 | UEFA Europa League | Play-off round | Rosenborg | 2–1 | 0–0 | 2–1 |
| 2011–12 | UEFA Europa League | Group stage (J) | Maccabi Haifa | 2–1 | 0–1 | 4th place |
| 2011–12 | UEFA Europa League | Group stage (J) | Steaua Bucureşti | 1–1 | 1–3 | 4th place |
| 2011–12 | UEFA Europa League | Group stage (J) | Schalke 04 | 0–5 | 0–0 | 4th place |
Question:
who had the least aggregate wins?
Answer:
Barcelona