condition mean min max 4 h after light 0.5784333333333334 0.0 1.7353 8 h after light 0.4745 0.0 1.4235 12 h after light 1.30931 0.0 2.36571 4 h after dark 0.0 0.0 0.0 8 h after dark 0.4359 0.0 1.3077 12 h after dark 0.0 0.0 0.0