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 0.085135 0.065024 0.105246 4 h after dark 0.0104154 0.0 0.0312462 8 h after dark 0.0235646 0.0 0.0706938 12 h after dark 0.17560699999999999 0.0 0.526821