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["无锡市居民用管道天然气销售价格表"]
[]
["用气类别","年用气量（方）","价格（元/方）","备注"]
["第一阶梯","年用气量≤400",3.02,"1.人口超过4人的家庭，每增加1人，一、二档上限增加80方、200方。2.低保对象、特困人员家庭，每户每年免费使用150方。"]
["第二阶梯","400<年用气量≤1000",3.62]
["第三阶梯","年用气量>1000",4.23]
["执行居民气价的非居民用户",null,3.32,"学校、福利院和养老院等，不执行阶梯气价。"]

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