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      London Average Air Quality LevelsThe data shows roadside and background average readings for Nitric Oxide, Nitrogen Dioxide, Oxides of Nitrogen, Ozone, Particulate Matter (PM10 and PM2.5), and Sulphur Dioxide....
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      Number of Bicycle HiresTotal number of hires of the Santander Cycle Hire Scheme, by day, month and year. Data for each day since the launch on 30 July 2010.