Summary of Datasets Used in Analysis
| Dataset | Visits | Income and Demographics | Travel Mode and Expense Splitting |
|---|---|---|---|
| NPS individual | NPS individual | NPS data | NPS data |
| NPS zonal | NPS aggregate | ACS | Imputed |
| Mobile | Mobile (aggregate) | ACS | Imputed |
Note: For “NPS data,” we impute income and demographics as well as travel mode and expense splitting when NPS respondents did not report. ACS = American Community Survey; NPS = National Park Service.