Commuting mode analysis

SEATTLE WA US

For the week of 20 Mar 2017 through 26 Mar 2017 441 commuters reporting.

Efficiency: 72%  Miles saved: 1,418,266  CO2 saved: 641mt

n = 441

Commuting Mode 		Efficiency
Benefit 		Frequency Average
Trip
Miles		 Total
Commuting
Miles 		Miles
Saved 		Carbon
Footprint 		CO2
Saved
Drive by myself 0  36.5% 88 189358 0  78mt 0 
Carpool with one other person 50% 4.9% 110 31934 15967 14148lb 14148lb
Carpool with two other people 67% 1.8% 40 4340 2893 1306lb 2611lb
Carpool with three other people 75% 1.3% 17016 1344225 1008169 149mt 447mt
Carpool with four other people 80% 0.5% 124 3847 3077 684lb 2736lb
Carpool with five other people 85% 0.5% 44 1230 1046 164lb 930lb
Carpool with six other people or more 90% 0.7% 96 3940 3546 347lb 3121lb
Small vanpool 86% 0.4% 18 440 377 56lb 335lb
Large vanpool 90% 0.1% 2939 17633 15869 1568lb 14112lb
Walk or bicycle 100% 0.4% 4 97 97 0  86lb
Take motorcycle or scooter 90% 0.0  13 25 23 2lb 20lb
Work from home / telecommute 100% 0.5% 30 915 915 0  814lb
Take mass transportation 100% 52.3% 118 366288 366288 0  176mt
Week total 72% 100.0% 331 1964270 1418266 235mt 641mt
Annualized total       102142055 73749846 12224mt 33316mt