-want_price['phys_2002']=480;
-want_price['phys_2001']=360;
-want_price['phys_2000']=150;
+want_price['phys_2007']=500;
+want_price['phys_2006']=500;
+want_price['phys_2005']=480;
+want_price['phys_2004']=480;
+want_price[ 'cd_2004']=480;
+want_price[ 'cd_2003']=480;
+want_price[ 'cd_2002']=280;