condition mean min max 4 h after light 141.754399 137.155369 146.353429 8 h after light 148.4747575 138.539749 158.409766 12 h after light 170.672861 145.796249 195.549473 4 h after dark 209.428706 166.089557 252.767855 8 h after dark 202.60385050000002 187.155134 218.052567 12 h after dark 174.166005 174.166005 174.166005