This might be helpful: https://www.bts.gov/browse-statistical-products-and-data/border-crossing-data/border-crossingentry-data https://www.bts.gov/browse-statis

This might be helpful: https://www.bts.gov/browse-statistical-products-and-data/border-crossing-data/border-crossingentry-data https://www.bts.gov/browse-statistical-products-and-data/bor... And a map with helpful bubbles and options to drill down to various modes: https://explore.dot.gov/views/BorderCrossingData/Map?%3Aembed=y&%3AisGuestRedirectFromVizportal=y https://explore.dot.gov/views/BorderCrossingData/Map?%3Aembe... There are tabs at the top of the map with different views. Some are specific to this question.