condition mean min max 4 h after light 71.3545 66.4291 76.2799 8 h after light 188.755 182.163 195.347 12 h after light 308.8445 282.64 335.049 4 h after dark 204.61366666666666 201.388 207.72 8 h after dark 151.79033333333334 128.096 164.553 12 h after dark 86.06853333333333 82.6903 89.6364