condition mean min max 0 h after light 0.1889515 0.151323 0.22658 4 h after light 0.2263015 0.179564 0.273039 8 h after light 0.539828 0.307527 0.772129 4 h after dark 0.509111 0.471644 0.546578 8 h after dark 0.32369099999999995 0.322333 0.325049 12 h after dark 0.160957 0.100567 0.221347