condition mean min max 0 h after light 1.596275 1.15063 2.04192 4 h after light 1.7013085 0.905947 2.49667 8 h after light 2.86822 1.94864 3.7878 4 h after dark 2.0576165 0.752033 3.3632 8 h after dark 2.1540600000000003 1.14074 3.16738 12 h after dark 0.378181 0.374017 0.382345