| Variable Categories | Variable Description | Mean | Standard Deviation |
| Personal |
|
| |
| Male | If the traveler is male it takes value 1, otherwise 0, a binary variable | 0.50 | 0.50 |
| Age | Age of the traveler, a continuous variable | 50.76 | 11.85 |
| Household |
|
| |
| Income level between $35K - $100K, (MiddleInc.) | If the traveler’s annual household income is more than or equal to $35K and less than $100K, a binary variable | 0.60 | 0.48 |
| Income level greater than $100K, (HighInc.) | If the traveler’s annual household income is more than or equal to $100K, a binary variable | 0.31 | 0.46 |
| Number of cars in the household = 2, (Car2) | Two cars in the household, a binary variable | 0.48 | 0.50 |
| Number of cars in the household > 3, (Car ≥ 3) | More than two cars in the household, a binary variable | 0.39 | 0.48 |
| Number of driver’s license holders in the household, (DLHH) | A continuous variable | 2.11 | 0.69 |
| Number of full-time workers in the household, (FULLHH) | A continuous variable | 1.52 | 0.69 |
| Number of part-time workers in the household, (PARTHH) | A continuous variable | 0.33 | 0.56 |
| Number of children under 18 in the household, (UND18HH) | A continuous variable | 0.72 | 1.08 |
| Land Use |
|
| |
| Retail jobs density in the home TAZ, (RJDH) | A continuous variable (employee per square mile) | 292.40 | 297.11 |
| Service jobs density in the home TAZ, (SJDH) | A continuous variable (employee per square mile) | 750.67 | 786.38 |
| Retail jobs density in the work TAZ, (RJDW) | A continuous variable (employee per square mile) | 724.91 | 662.89 |
| Service jobs density in the work TAZ, (SJDW) | A continuous variable (employee per square mile) | 1438.45 | 1011.20 |
| Tour |
|
| |
| Number of work tours, (NWT) | Number of work tours that a traveler makes during a day minus one, a binary variable indicating 1 or more than 1 work tours | 0.27 | 0.44 |
| Number of school tours, (NST) | Number of school tours that a traveler makes during a day, a continuous variable indicating 0, 1 or more than 1 school tours | 0.02 | 0.17 |
| Number of other tours, (NOT) | Number of other tours that are not work or school made by a traveler during a day, a continuous variable a continuous variable indicating 0, 1 or more than 1 other tours | 0.36 | 0.57 |
| Tour start time from home, (TS79AM) | A two-hour period during which the work tour starts. TS79AM means the tour starts between 7 and 9 a.m., a binary variable | 0.54 | 0.49 |
| Tour ending time, (TE57PM) | A two-hour period during which the work tour ends. TE57PM means the traveler arrives back at home between 5 and 7 p.m., a binary variable | 0.36 | 0.48 |
| Daily Activity Pattern, (DAP) | If travelers make at least one non-joint mandatory tour including, work, school and religious activities during a day and they do not participate in a joint tour or trip, a binary variable | 0.80 | 0.39 |