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:
| Year | Superintendent | Middlesex Principal | Gorham Principal | Middle School Principal | High School Principal |
| --- | --- | --- | --- | --- | --- |
| 1999-2000 | Charlie Wiltse | Cynthia Martone | Jackie Metz | Keith Eddinger | Dean Duffy |
| 2000-2001 | Charlie Wiltse | Cynthia Martone | Jackie Metz | Keith Eddinger | Dean Duffy |
| 2001-2002 | Charlie Wiltse | Cynthia Martone | Jackie Metz | Keith Eddinger | Lynn Muscarella |
| 2002-2003 | Keith Eddinger | Cynthia Martone | Jackie Metz | Bill Rotenberg | Lynn Muscarella |
| 2003-2004 | Keith Eddinger | Cynthia Martone | Jackie Metz | Bill Rotenberg | Lynn Muscarella |
| 2004-2005 | Keith Eddinger | Paul Lahue | Mike Pullen | Alan Degroote | Sue Wissick |
| 2005-2006 | Oren Cook | Paul Lahue | Mike Pullen | Alan Degroote | Sue Wissick |
| 2006-2007 | Oren Cook | Sue Wissick | Paul Lahue | Alan Degroote | Mark Sissell |
| 2007-2008 | Oren Cook | Sue Wissick | Paul Lahue | Alan Degroote | Mark Sissell |
| 2008-2009 | Mike Chirco | Sue Wissick | Paul Lahue | Clay Cole | Alan Degroote |
| 2009-2010 | Mike Chirco | Sue Wissick | Paul Lahue | Clay Cole | Alan Degroote |
| 2010-2011 | Mike Chirco | Sue Wissick | Paul Lahue | Clay Cole | Alan Degroote |
| 2011-2012 | Mike Chirco | Sue Wissick | Paul Lahue | Clay Cole | Alan Degroote |
Question:
How many high school principals were there in 2000-2001?
Answer:
Dean Duffy