中国城市建设统计年鉴：7 全国历年城市燃气情况(1978-2014)

7 全国历年城市燃气情况(1978-2014)

注：自2006年起，燃气普及率指标按城区人口和城区暂住人口合计为分母计算，括号中的数据为与往年同口径数据。

Note:Since 2006, gas coverage rate has been calculated based on denominator which combines both permanent and temporary residents in urban areas, and the datas in brackets are the same index but calculated by the method of past years.

7 National Urban Gas in Past Years(1978-2014)