; (B) the 10 United States seaports that support the highest volume of international sea travel, as determined by available Federal travel data; and (C) the 15 United States land ports of entry that support the highest volume of vehicle, pedestrian, and cargo crossings, as determined by available Federal border crossing data. (b) Implementation (1) Pilot program at land ports of entry for non-pedestrian outbound traffic Not later than 6 months after the date of the enactment of this section, the Secretary, in collaboration with industry stakeholders, shall establish a 6-month pilot program to test the biometric exit data system referred to in subsection (a)(2) on nonpedestrian outbound traffic at not fewer than 3 land ports of entry with significant cross-border traffic, including at not fewer than 2 land ports of entry on the southern land border and at least 1 land port of entry on the northern land border. Such pilot program may include a consideration of more than 1 biometric mode, and shall be implemented to determine— (A) how a nationwide implementation of such biometric exit data system at land ports of entry shall be carried out; (B) the infrastructure required to carry out subparagraph (A); (C) the effects of such pilot program on legitimate travel and trade; (D) the effects of such pilot program on wait times, including processing times, for such nonpedestrian traffic; (E) the effects of such pilot program on combating terrorism