“If all the cars in the United States were placed end to end, it would probably be Labor Day Weekend.”
- Doug Larson
The index is comprised of 10 issues: 1) commuting time, 2) time stuck in traffic, agreement that: 3) price of gas is already too high, 4) traffic has gotten worse, 5) start-stop traffic is a problem, 6) driving causes stress, 7) driving causes anger, 8) traffic affects work, 9) traffic so bad driving stopped, and 10) decided not to make trip due to traffic.
IBM conducted a survey of adult drivers in twenty major cities around the world – repeating similar surveys done in the U.S. alone in May 2008 and August 2009. This survey, intended to gather drivers’ opinions about local traffic and related issues, was conducted in native languages in Amsterdam, Beijing, Berlin, Buenos Aires, Houston, Johannesburg, Los Angeles, London, Madrid, Melbourne, Mexico City, Milan, Moscow, Montreal, New Delhi, New York, Paris, Sao Paulo, Stockholm and Toronto.There were 8,192 responses in the final data set – at least 400 from each city.