A.10.5% B.6.8% C.3.5% D.18.6%
A.18.6 B.14.3 C.12.7 D.16.2
A.2010 B.2011 C.2012 D.2013
A.增加了7.7% B.降低了2.3% C.增加了11.2% D.降低了6.2%