These numbers are pretty different than the ones here:
https://en.wikipedia.org/wiki/Fuel_efficiency_in_transportat...
citation:
Davis, Stacy C.; Susan W. Diegel; Robert G. Boundy (2011). Transportation Energy Data Book: Edition 30. US Department of Energy. pp. Table 2.12. ORNL-6986 (Edition 30 of ORNL-5198). Retrieved 2012-02-22.
Passenger trains are more efficient than planes, even when low capacity is assumed.
What surprised me is how efficient air travel has become, it really is quite impressive.