condition mean min max 4 h after light 0.325593 0.307194 0.343992 8 h after light 0.6235975 0.52257 0.724625 12 h after light 0.6845654999999999 0.646728 0.722403 4 h after dark 1.002682 0.845074 1.16029 8 h after dark 0.385668 0.328001 0.443335 12 h after dark 0.661223 0.617903 0.704543