| Assumed per Trip Willingness to Pay to Avoid Doubling of Congestion Levels | $0 | $5 | $10 | $15 | $20 | $25 |
|---|---|---|---|---|---|---|
| Lowest 20% of Income | ||||||
| % total trips with fee | 14 | 14 | 14 | 14 | 14 | 14 |
| % reduction in trips | 37 | 32 | 30 | 28 | 26 | 25 |
| % total compensating variation | 24 | 24 | 24 | 25 | 25 | 26 |
| % total fees paid | 21 | 21 | 22 | 22 | 22 | 22 |
| Second-Lowest 20% of Income | ||||||
| % total trips with fee | 24 | 24 | 24 | 24 | 24 | 24 |
| % reduction in trips | 27 | 22 | 19 | 17 | 16 | 14 |
| % total compensating variation | 27 | 27 | 27 | 27 | 27 | 27 |
| % total fees paid | 27 | 27 | 27 | 27 | 27 | 27 |
| Middle 20% of Income | ||||||
| % total trips with fee | 21 | 21 | 21 | 21 | 21 | 21 |
| % reduction in trips | 21 | 17 | 15 | 13 | 12 | 11 |
| % total compensating variation | 20 | 20 | 19 | 19 | 19 | 19 |
| % total fees paid | 21 | 21 | 21 | 21 | 21 | 21 |
| Second-Highest 20% of Income | ||||||
| % total trips with fee | 19 | 19 | 19 | 19 | 19 | 19 |
| % reduction in trips | 17 | 14 | 12 | 10 | 9 | 8 |
| % total compensating variation | 16 | 16 | 16 | 16 | 15 | 15 |
| % total fees paid | 17 | 17 | 16 | 16 | 16 | 16 |
| Highest 20% of Income | ||||||
| % total trips with fee | 23 | 22 | 22 | 22 | 22 | 22 |
| % reduction in trips | 10 | 8 | 6 | 5 | 4 | 3 |
| % total compensating variation | 13 | 14 | 14 | 14 | 14 | 13 |
| % total fees paid | 15 | 15 | 14 | 14 | 14 | 14 |