A.報(bào)告期觀察值與前一時(shí)期觀察值之比減1 B.報(bào)告期觀察值與前一時(shí)期觀察值之比加1 C.報(bào)告期觀察值與某一固定時(shí)期觀察值之比減1 D.報(bào)告期觀察值與某一固定時(shí)期觀察值之比加1
A.103.86% B.105.94% C.104.12% D.109.2%