ռҵڰ οݿ 30 뺰 ݾ Դ 2.4迡 Դ 3.7 ٴ Դ.
7 ѱǻȸ õ м `ǻȸ` `ùķ̼ ̿ ο Ӱɼ ` ̷ .
(9%) ݱ(ҵü 40%), ݼ û 巡α Ư ߰ , , ӱݻ· ο ߰ α߰ ¥ ̸ `ο ͺ` ߰ߴ.
ռҵ(2018 227) 30 ͺ , 1945 3.746, 1955 3.267, 1965 3.014, 1975 2.696, 1985 2.585, 1995 2.482, 2005 2.460, 2010 2.464, 2015 2.471 Ÿ.
ͺ οݿ ʱ Լ밡 , ߴ.
̴ ݱ ο (1988) ʱ 40 Ա 70% , 1998 1 ο 60% , 2007 2 ο 50% , 2028 40% DZ ̴.
[д]
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