Graph:

August 2002
Summary:
Graph:

September 2002
Summary:
Graph:

October 2002
Summary:
Graph:

November 2002
Summary:
Graph:

December 2002
Summary:
Graph:

January 2003
Summary:
Graph:

February 2003
Summary:
Graph:

March 2003
Summary:
Graph:

April 2003
Summary:

May 2003
Summary:
Graph (I-90 goes off the vertical axis, but those data are suspect):

June 2003
Summary:
Graph:

July 2003
Summary (I-90 had very few morning travel times reported):
Graph:
August 2003
Summary (I-90 had very few morning travel times reported):
Graph:

September 2003
Summary:
Graph:

October 2003
Summary:
Graph (Note larger than usual y-axis.):

November 2003
Summary:
Graph:

December 2003
Summary:
Graph:

January 2004
Summary:

February 2004
Summary:

March 2004
Summary:
Graph:

April 2004
Summary:
Graph:

May 2004
Summary:
Graph:
