Task: Question Decomposition
Input (English): question: Which year had signed more PACS, 2003 or 2004?
Output (English): #1 return PACS signed 
#2 return #1 of year 2003 
#3 return #1 of year 2004 
#4 return number of  #2 
#5 return number of  #3 
#6 return which is highest of #4 ,  #5