condition mean min max 4 h after light 10.453235 9.918354 10.988116 8 h after light 11.998006499999999 11.930251 12.065762 12 h after light 11.1539065 9.207146 13.100667 4 h after dark 10.582695000000001 10.438729 10.726661 8 h after dark 10.5733655 9.778414 11.368317 12 h after dark 10.617871 10.617871 10.617871