The files contain concentration data (column-averaged dry-air mole fractions) of carbon dioxide, methane and carbon monoxide. Additional parameters such as time, location (longitude, latitude and altitude), air pressure, etc. are also included.The files contain daily data from 5 places in Munich. They have been used as source files for following relational datasets:- ki...: doi:10.1594/PANGAEA.963115, Hoehenkirchen (Munich South)- kj...: doi:10.1594/PANGAEA.963224, Markt Schwaben (Munich East)- ma...: doi:10.1594/PANGAEA.963225, Garching (Munich North)- mb...: doi:10.1594/PANGAEA.963226, Munich city center- wa...: doi:10.1594/PANGAEA.963227, Wessling (Munich West)