condition mean min max 4 h after light 0.507456 0.305774 0.709138 8 h after light 1.0373744999999999 0.764159 1.31059 12 h after light 1.982375 1.46699 2.49776 4 h after dark 2.0257033333333334 1.7766 2.15442 8 h after dark 2.232763333333333 2.10033 2.34282 12 h after dark 0.9734976666666667 0.774492 1.32281