2014 figs.( http://www.stats.gov.cn/tjsj/zxfb/201502/t20150226_685799.html )

"全年国内生产总值^[5]636463亿元.."..."全年人民币平均汇率为1美元兑6.1428元人民币.."

1999 figs(http://www.stats.gov.cn/tjsj/tjgb/ndtjgb/qgndtjgb/200203/t20020331_30013.html)

"1999年国内生产总值为82054亿元.."..."年末汇率8.2793元人民币兑1美元..."

the 10 folds nominal increase was due to very fast growth, inflation, exchange rate, and 2 GDP calculation adjustments,if I remember right at 16.7% and 6.7%