Qinghai statistical yearbook 2009 Qinghai statistical yearbook 2010 Qinghai statistical yearbook 2013 Qinghai statistical yearbook 2013. Qinghai statistical yearbook Zhongshan Statistical Yearbook 2009 并列题名：Qinghai statistical yearbook 2010 Qinghai Statistical yearbook Zhuhai statistical yearbook2015 Qingdao statistical yearbook