condition mean min max 4 h after light 139.8557005 110.070424 169.640977 8 h after light 133.817875 113.928004 153.707746 12 h after light 112.6488655 108.283979 117.013752 4 h after dark 103.356866 96.802099 109.911633 8 h after dark 112.28215599999999 110.629905 113.934407 12 h after dark 75.734473 75.734473 75.734473