condition mean min max 4 h after light 84.0326115 78.525389 89.539834 8 h after light 93.544209 85.15788 101.930538 12 h after light 83.74573749999999 77.951641 89.539834 4 h after dark 94.268187 90.544955 97.991419 8 h after dark 106.90600549999999 84.798039 129.013972 12 h after dark 76.117578 76.117578 76.117578