condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.068471 0.0 0.205413 4 h after dark 0.14656966666666668 0.0 0.288262 8 h after dark 0.040914 0.0 0.122742 12 h after dark 0.08875166666666667 0.0 0.266255