@property<EOL><INDENT>def diffuse_horizontal_radiation(self):<DEDENT>
return self._get_data_by_field(<NUM_LIT:15>)<EOL>
Return annual Diffuse Horizontal Radiation as a Ladybug Data Collection.

        This is the Diffuse Horizontal Radiation in Wh/m2. (Amount of solar radiation in
        Wh/m2 received from the sky (excluding the solar disk) on a horizontal surface
        during the number of minutes preceding the time indicated.) If the field is
        missing ( >= 9999) or invalid ( < 0), it is set to 0. Counts of such missing
        values are totaled and presented at the end of the runperiod
        Read more at: https://energyplus.net/sites/all/modules/custom/nrel_custom/pdfs
        /pdfs_v8.4.0/AuxiliaryPrograms.pdf (Chapter 2.9.1)