发热量         本期价格      上期价格      涨跌幅         环比               去年同期            同比   
4500               385-395         375-385         10                     2.63%            320-330               20.00%   
5000               440-450         430-440         10                     2.30%            350-360               25.35%   
5500               490-500         475-485         15                     3.13%            405-415               20.73%   
5800               495-505         485-495         10                     2.04%            460-470               7.53%