How many more Thai visitors did Bangkok have in 2010 compared to other foreign visitors?
return Bangkok ;return Thai visitors  of #1 ;return other foreign visitors  of #1 ;return #2 in  2010 ;return #3 in  2010 ;return number of  #4 ;return number of  #5 ;return the  difference of #6 and  #7
['select', 'project', 'project', 'filter', 'filter', 'aggregate', 'aggregate', 'arithmetic']