Count the number of exhibitions that happened in or after 2005.
return exhibitions ;return when  did #1 happen ;return #1 where #2 is equal to 2005 ;return #1 where #2 is higher than 2005 ;return #3 ,  #4 ;return number of  #5
['select', 'project', 'comparative', 'comparative', 'union', 'aggregate']