| 2009 NHTS |
| Person Miles of Travel (Travel Day PMT, annualized) |
| Number of Person Miles (PMT) by Household Income |
| Derived total HH income | Travel Day Person Miles | ||
|---|---|---|---|
| Sample Size | Sum (Millions) | Percent | |
| Refused | 51,917 | 152,812 | 4.1 |
| Don't know | 14,728 | 31,698 | 0.8 |
| Not ascertained | 231 | 468 | 0.0 |
| < $5,000 | 10,535 | 36,189 | 1.0 |
| $5,000 - $9,999 | 20,781 | 83,408 | 2.2 |
| $10,000 - $14,999 | 32,361 | 126,392 | 3.4 |
| $15,000 - $19,999 | 41,236 | 114,708 | 3.1 |
| $20,000 - $24,999 | 38,098 | 111,686 | 3.0 |
| $25,000 - $29,999 | 58,974 | 161,031 | 4.3 |
| $30,000 - $34,999 | 37,506 | 123,819 | 3.3 |
| $35,000 - $39,999 | 63,731 | 181,561 | 4.9 |
| $40,000 - $44,999 | 33,184 | 111,191 | 3.0 |
| $45,000 - $49,999 | 66,708 | 197,819 | 5.3 |
| $50,000 - $54,999 | 32,060 | 100,854 | 2.7 |
| $55,000 - $59,999 | 64,685 | 184,700 | 4.9 |
| $60,000 - $64,999 | 26,399 | 89,955 | 2.4 |
| $65,000 - $69,999 | 57,880 | 169,963 | 4.6 |
| $70,000 - $74,999 | 27,820 | 88,237 | 2.4 |
| $75,000 - $79,999 | 59,435 | 225,350 | 6.0 |
| $80,000 - $99,999 | 122,382 | 407,169 | 10.9 |
| > = $100,000 | 288,005 | 1,033,782 | 27.7 |
| All | 1,148,656 | 3,732,791 | 100.0 |