2
More than 50.
During 2 terms as President, Bush spent all or of part of 477 days at Camp David, on retreats and made 77 trips to his Crawford Ranch, in Texas, where he spent all or part of 490 days, on his Ranch. The total number of days of vacation or retreat President Bush took, while in office over a period of 8 years was 967 days, or 32% of his total time in office, was spent on vacations or retreats.
20
If you are looking for a company that sells good quality office furniture for either your home office or for a professional office situation, you should take a look at the wares that Bush Office Furniture makes. Bush Office Furniture is a favorite among many professionals from both small and large businesses.
8
4
Two
none
one term
One can book hiking trips in many different places. One option is in a tourist office. However, there are many web pages where one can do it such as Walking Hiking Ireland.
The poser of this question suggests that he knows that some president piloted a plane while in office. Possibilities would be Eisenhower and George H. W. Bush who once could fly a plane, but only many years before they were President and maybe George W. Bush, but I am not sure he actually flew. My guess would be that it never happened.
8: Nixon, Ford, Carter, Reagan, Bush Sr, Clinton, Bush Jr, Obama