Looking at the dates for 2000 through 2003 (from wdwig.com) the festival has begun the 3rd Saturday in October and ended the 3rd Sunday in November all four years.
2000 - 10/21 through 11/19
2001 - 10/20 through 11/18
2002 - 10/19 through 11/17
2003 - 10/18 through 11/16
From 2000 through 2003 the EIF&WF lasted 30 days each year.