8-19  Ambient Air Quality in Key Cities of Environmental Protection (2014)|8-19AmbientAirQualityinKeyCitiesofEnvironmentalProtection(2014)|City|Annual|Annual|Annual|95thPercentile|90thPercentile|Annual|DaysofAir|Average|Average|Average|DailyAverage|DailyMaximum|Average|QualityEqual|Concentration|Concentration|Concentration|Concentration|8HoursAverage|Concentration|toorAbove|ofSO2|ofNO2|ofPM10|ofCO|Concentration|ofPM2.5|GradeII|(¦Ìg/m3)|(¦Ìg/m3)|(¦Ìg/m3)|(mg/m3)|ofO3(¦Ìg/m3)|(¦Ìg/m3)|(day)||Beijing|22|57|116|3.2|200|86|168|Tianjin|49|54|133|2.9|157|83|175|Shijiazhuang|62|53|206|4.2|161|124|97|Tangshan|73|60|163|4.7|169|101|133|Qinhuangdao|54|49|113|3.5|114|61|239|Handan|57|51|186|3.9|147|115|93|Baoding|67|55|224|5.4|178|129|79|Taiyuan|73|36|138|3.2|125|72|197|Datong|46|32|95|3.6|114|43|300|Yangquan|88|44|154|2.8|101|71|96|Changzhi|38|39|116|3.5|102|67|235|Linfen|60|32|94|4.2|95|63|240|Hohhot|50|44|122|4|117|46|240|Baotou|54|46|151|3.3|140|55|187|Chifeng|56|25|112|1.6|108|47|257|Shenyang|82|52|124|2|165|74|190|Dalian|30|39|85|1.4|110|53|276|Anshan|57|38|133|3.8|146|76|198|Fushun|38|37|103|2.2|165|58|240|Benxi|46|40|97|4|126|61|239|Jinzhou|62|42|102|2.4|155|63|236|Changchun|41|47|118|1.5|132|68|239|Jilin|24|38|109|2.5|141|66|240|Harbin|57|52|111|1.6|111|72|241|Qiqihar|29|21|63|1.5|92|39|300|Mudanjiang|25|32|91|1.7|119|59|264|Shanghai|18|45|71|1.3|149|52|278|Nanjing|25|54|124|1.6|183|74|188|Wuxi|29|45|106|1.7|182|68|210|Xuzhou|38|37|119|2|152|67|238|Changzhou|36|40|104|1.7|171|67|231|Suzhou|25|53|86|1.5|164|66|227|Nantong|26|40|96|1.3|153|62|257|Lianyungang|30|35|111|2|145|61|250|Yangzhou|34|37|106|1.5|130|65|222|Zhenjiang|24|46|107|1.6|147|68|240|Hangzhou|21|50|98|1.3|169|65|216|Ningbo|17|41|73|1.4|140|46|302|Wenzhou|17|50|75|1.7|134|46|299|Huzhou|22|48|87|1.4|166|64|222|Shaoxing|36|50|96|1.4|167|63|228|Hefei|23|31|113|1.6|69|83|151|Wuhu|27|28|96|1.9|72|67|249|Maanshan|29|35|108|2.1|105|67|247|Fuzhou|8|36|65|1.3|137|34|310|Xiamen|16|37|59|1|128|37|344|Quanzhou|9|24|68|1.2|96|34|346|Nanchang|25|33|85|1.6|129|52|294|Jiujiang|30|31|86|1.4|136|46|280|Jinan|69|57|172|2.4|190|87|107|Qingdao|38|45|107|1.6|154|58|236|Zibo|123|67|171|3.1|187|97|91|Zaozhuang|74|47|170|1.8|195|92|103|Yantai|28|40|84|1.6|152|52|246|Weifang|59|42|146|2.2|209|78|123|Jinin|73|47|154|2.2|184|88|125|Taian|50|46|132|2.6|146|76|193|Rizhao|31|38|112|2|148|62|231|Zhengzhou|43|51|158|3.1|116|88|135|Kaifeng|34|37|128|3.2|130|83|150|Luoyang|49|42|129|3.3|143|74|151|Pingdingshan|56|46|141|2|146|88|171|Anyang|58|54|154|4.9|160|97|113|Jiaozuo|62|46|134|3.7|166|80|181|Sanmenxia|56|40|130|2.9|165|76|188|Wuhan|21|55|114|1.8|156|82|177|Yichang|49|36|137|2.1|110|93|173|Jingzhou|43|39|150|2.3|138|88|173|Changsha|24|42|84|1.8|117|74|224|Zhuzhou|36|39|102|1.7|139|74|229|Xiangtan|34|45|108|1.7|131|73|219|Yueyang|30|29|130|2.2|74|58|271|Changde|36|25|101|2.9|98|71|227|Zhangjiajie|18|18|91|2.6|114|65|229|Guangzhou|17|48|67|1.5|165|49|282|Shaoguan|33|31|66|2.7|152|49|269|Shenzhen|9|35|53|1.4|126|34|348|Zhuhai|11|33|53|1.4|138|34|321|Shantou|14|22|63|1.3|133|40|328|Zhanjiang|13|15|47|1.6|134|29|318|Nanning|15|37|84|1.6|126|49|292|Liuzhou|32|30|92|1.7|155|67|240|Guilin|22|28|86|2|136|66|250|Beihai|13|14|58|1.9|144|29|322|Haikou|6|16|42|0.9|102|23|346|Chongqing|24|39|98|1.8|146|65|246|Chengdu|19|59|123|2|147|77|216|Zigong|22|26|108|1.5|75|74|217|Panzhihua|51|32|83|3.2|99|40|336|Luzhou|25|38|93|1.5|137|65|262|Deyang|21|35|89|1.8|141|62|264|Mianyang|16|39|82|1.4|131|56|270|Nanchong|25|35|108|1.5|76|73|241|Yibin|27|31|97|3.3|138|66|245|Guiyang|24|31|74|1.3|103|48|301|Zunyi|25|31|91|1.2|103|57|281|Kunming|20|36|70|1.5|111|35|350|Qujing|27|21|58|1.8|118|35|353|Yuxi|28|22|53|3.4|122|30|337|Lhasa|10|20|59|1.8|134|25|321|Xi'an|32|47|152|3|128|77|172|Tongchuan|35|40|118|3.4|148|69|219|Baoji|24|36|120|3.4|120|70|220|Xianyang|31|38|132|2.3|131|71|202|Weinan|35|37|127|2.3|122|75|202|Yan'an|35|51|121|3.8|138|53|254|Lanzhou|29|48|126|2.7|108|61|247|Jinchang|59|20|118|2.5|132|41|276|Xining|41|38|121|2.5|89|63|261|Yinchuan|69|42|112|2.4|124|53|255|Shizuishan|81|31|127|1.8|151|51|230|Urumqi|25|56|146|3.4|109|61|202|Karamay|8|28|78|2.2|123|42|179