How many fewer robberies were reported to the New York City Police Department in 2010 than in 2000?
return New York City Police Department ;return robberies reported to #1 ;return #2 in  2010 ;return #2 in  2000 ;return the  number of  #3 ;return the  number of  #4 ;return the  difference of #6 and  #5
['select', 'project', 'filter', 'filter', 'aggregate', 'aggregate', 'arithmetic']