condition mean min max 4 h after light 6.03724 3.98121 8.89898 8 h after light 1.412136 0.430698 2.12277 12 h after light 1.0661990000000001 0.600798 1.62733 4 h after dark 1.164503 0.691589 1.41023 8 h after dark 1.8906966666666667 1.43945 2.13839 12 h after dark 7.98949 6.00392 10.2941