ȳ [ 2007]
ڰ ·ó Ǵ 繫о ڰ (Ģ 123 ) ڰݹɿ ·ó Ǵ 繫о ڰ 7 Ǵ 9 ڿԴ ʱ (Ʒǥ ) شϴ ( )
·ó 繫о ڰ ߺǴ 쿡 ·ó о ڰ ϳ .
ڰ
7
,ڰ, ó,ڰ
3%
繫ڵȭ, ó, ڰ
2%
9
, ڰ, ó, ڰ, 繫ڵȭ, ó,ڰ
ɻ, óɻ
7·9
ǻȰɷ 1
1,ǻȰɷ2
1.5%
2,ǻȰɷ3
1%
3
0.5%