condition mean min max 4 h after light 0.182474 0.149586 0.215362 8 h after light 0.136941 0.116844 0.157038 12 h after light 0.417929 0.383585 0.452273 4 h after dark 0.5990005 0.4157 0.782301 8 h after dark 0.3388865 0.270689 0.407084 12 h after dark 0.22777999999999998 0.216635 0.238925