If Gitmo contains the worse terrorists, where did they come from? Why are we "surprised" that Yemen is a terriorist center?

I’ve made a simple list: Notice the Top four countries.


Saudi Arabia…………..160
Yemen……………………85
Pakistan………………….82
Afghanistan……………..80

Jordan……………………30
Egypt……………………..30
Algeria……………………19
Morocco………………….18
Kuwait……………………12
China…………………….12
Tajikistan………………..11
Turkey……………………11
Britain……………………..9
Tunisia…………………….8
Russia……………………..8
France……………………..7
Bahrain…………………….7
Australia…………………..2
Canada…………………….2
Checnya…………………..2
Uzbekistan………………..2
Syria……………………….2
Georgia……………………2
Sudan………………………2
Bangladesh……………….1
Belgium……………………1
Denmark…………………..1
Germany…………………..1
Iraq…………………………1
Kenya………………………1
Libya………………………..1
Mauritania………………….1
Qatar……………………….1
Spain……………………….1
Sweden…………………….1