condition mean min max 4 h after light 1.43422 0.0 2.86844 8 h after light 3.112525 0.0 6.22505 12 h after light 4.257515 0.0 8.51503 4 h after dark 2.49878 2.48085 2.51671 8 h after dark 2.46455 0.0 4.9291 12 h after dark 4.508895000000001 4.12199 4.8958