下列不属于常用的风险度量方法的是(　)。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69450' and id < 4497604 and id<>'4497604' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69450' and id > 4497604 and id<>'4497604' order by id asc limit 5