condition mean min max 4 h after light 126.0625355 123.321682 128.803389 8 h after light 114.39397149999999 110.714675 118.073268 12 h after light 136.8054075 132.224912 141.385903 4 h after dark 158.1690295 145.737374 170.600685 8 h after dark 220.5940535 205.097623 236.090484 12 h after dark 145.509052 145.509052 145.509052