Seasonality of Transportation Data

List of Figures

• Figure 1 - Monthly Average Traffic Volumes at a Federal Monitoring Site in Hampden County, MA
• Figure 2 - Springfield, MA Employment (from Bureau of Labor Statistics Accessed June, 2004)
• Figure 3 - ACS Employment in Hampden County, MA
• Figure 4
  • Figure 4a - Three Year Averages and Weighted Three Year Aggregate Minutes Traveled to Work
  • Figure 4b - Monthly Variation from the Mean of Journey to Work Travel Times
• Figure 5
  • Figure 5a - Weighted Calendar Quarters Minutes Traveled to Work
  • Figure 5b - Weighted Seasonal Quarters Minutes Traveled to Work
  • Figure 5c - Average Calendar and Seasonal Quarter Journey to Work Travel Time
• Figure 6
  • Figure 6a - Three Year Averages and Three Year Aggregated Monthly Journey to Work Departure Time
  • Figure 6b - Monthly Variation from the Mean of Journey to Work Departure Time
• Figure 7
  • Figure 7a - Weighted Calendar Quarter Journey to Work Departure Times
  • Figure 7b - Weighted Seasonal Quarter Journey to Work Departure Times
  • Figure 7c - Average Calendar and Seasonal Quarter Journey to Work Departure Time
• Figure 8
  • Figure 8a - Low Income Minutes Traveled to Work
  • Figure 8b - Second Quartile Income Minutes Traveled to Work
  • Figure 8c - Third Quartile Income Minutes Traveled to Work
  • Figure 8d - High Income Minutes Traveled to Work
  • Figure 8e - Average Minutes Traveled to Work Based on Income
  • Figure 8f - Minutes Traveled to Work Each Month Based on Income in Hampden County, MA
• Figure 9
  • Figure 9a - Low Income Departure Times to Work
  • Figure 9b - Second Quartile Departure Times to Work
  • Figure 9c - Third Quartile Departure Times to Work
  • Figure 9d - High Income Departure Times to Work
  • Figure 9e - Average Departure Times to Work Based on Income
  • Figure 9f - Departure Time to Work Each Month Based on Income in Hampden County, MA
• Figure 10
  • Figure 10a - Minutes Traveled to Work by Solo Drivers that Live and Work in Springfield, MA
  • Figure 10b - Minutes Traveled to Work by Carpoolers that Live and Work in Springfield, MA
  • Figure 10c - Minutes Traveled to Work by Bus Riders that Live and Work in Springfield, MA
  • Figure 10d - Average Minutes Traveled to Work by Three Category Mode Choice of People that Live and Work in Springfield, MA
• Figure 11
  • Figure 11a - Minutes Traveled to Work by Three Category Mode Choice per Calendar Quarter of People who Live and Work in Springfield, MA
  • Figure 11b - Minutes Traveled to Work by Three Category Mode Choice per Seasonal Quarter of People who Live and Work in Springfield, MA
  • Figure 11c - Minutes Traveled to Work by Three Category Mode Choice per Quarter of People who Live and Work in Springfield, MA
• Figure 12
  • Figure 12a - Journey to Work Departure Time by Solo Drivers that Live and Work in Springfield, MA
  • Figure 12b - Journey to Work Departure Time by Carpoolers that Live and Work in Springfield, MA
  • Figure 12c - Journey to Work Departure Time by Bus Riders that Live and Work in Springfield, MA
  • Figure 12d - Average Journey to Work Departure Times by Three Mode Choice of People that Live and Work in Springfield, MA
• Figure 13
  • Figure 13a - Departure Time to Work by Three Category Mode Choice per Quarter of People that Live and Work in Springfield, MA
  • Figure 13b - Departure Time to Work by Three Category Mode Choice per Calendar Quarter of People that Live and Work in Springfield, MA
  • Figure 13c - Departure Time to Work by Three Category Mode Choice per Seasonal Quarter of People that Live and Work in Springfield, MA