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:
| Conference | Bids | Record | Win % | Quarterfinals | Semifinals | Final | Champions |
| --- | --- | --- | --- | --- | --- | --- | --- |
| Atlantic Coast Conference | 4 | 6–4 | .600 | 4 | 2 | – | – |
| Ivy League | 3 | 4–3 | .571 | 2 | 1 | 1 | – |
| Independent | 2 | 5–1 | .833 | 2 | 1 | 1 | 1 |
| Colonial Athletic Association | 2 | 0–2 | .000 | – | – | – | – |
| America East Conference | 1 | 0–1 | .000 | – | – | – | – |
| Eastern College Athletic Conference | 1 | 0–1 | .000 | – | – | – | – |
| Great Western Lacrosse League | 1 | 0–1 | .000 | – | – | – | – |
| Metro Atlantic Athletic Conference | 1 | 0–1 | .000 | – | – | – | – |
| Patriot League | 1 | 0–1 | .000 | – | – | – | – |
Question:
how many quarterfinals were won by the atlantic coast conference?
Answer:
4