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Annual AQI Trend

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Air Pollutant Concentrations Trend - Mong Kok

YEARNO2PM10PM2.5
2020742918
2019783524
2018793624
2017813827
2016783726
2015974430
20141004831
20131165033
20121204732
20111205537
201011355NA
200910855NA
20089662NA
200710166NA
20069767NA
20059369NA
200410575NA
20039870NA
20029163NA
20019973NA
20008460NA
19998667NA
* Pollutant concentrations in micrograms per cubic metre (μg/m3)

AAQI Long Term Trend - Mong Kok

YEARNO2PM10PM2.5
20201.91.51.8
20192.01.82.4
20182.01.82.4
20172.01.92.7
20162.01.92.6
20152.42.23.0
20142.52.43.1
20132.92.53.3
20123.02.43.2
20113.02.83.7
20102.82.8NA
20092.72.8NA
20082.43.1NA
20072.53.3NA
20062.43.4NA
20052.33.5NA
20042.63.8NA
20032.53.5NA
20022.33.2NA
20012.53.7NA
20002.13.0NA
19992.23.4NA