condition mean min max 0 h after light 0.275914 0.206705 0.345123 4 h after light 0.38045 0.339666 0.421234 8 h after light 0.37886200000000003 0.280551 0.477173 4 h after dark 0.3394205 0.13534 0.543501 8 h after dark 0.3755155 0.203579 0.547452 12 h after dark 0.20342949999999999 0.137618 0.269241