condition mean min max 4 h after light 0.9926820000000001 0.841654 1.14371 8 h after light 1.3808850000000001 1.22964 1.53213 12 h after light 2.765085 2.56231 2.96786 4 h after dark 4.09016 3.65655 4.35391 8 h after dark 2.09535 2.02836 2.21669 12 h after dark 1.4807633333333332 1.37353 1.60432