condition mean min max 4 h after light 182.76606149999998 166.223143 199.30898 8 h after light 154.4820565 146.116672 162.847441 12 h after light 166.735231 164.536396 168.934066 4 h after dark 164.503964 162.847441 166.160487 8 h after dark 156.68244099999998 145.751197 167.613685 12 h after dark 148.808924 148.808924 148.808924