§Total CO emission were reduced from 21,840 kg to a range between 14,926 kg and 16,176 kg (approximately a 26% reduction).
§Average travel
time in the subarea network increased from 5.6 minutes to a range between 6.5 minutes and 8.1minutes (this represents a 11% to 35% increase).
§Changes in
emissions estimates between one assignment and another are within a reasonable threshold (6%).