condition mean min max 4 h after light 144.282059 141.408984 147.155134 8 h after light 109.5906785 96.155152 123.026205 12 h after light 116.94201699999999 93.421208 140.462826 4 h after dark 150.5203755 103.770521 197.27023 8 h after dark 138.4021855 110.572161 166.23221 12 h after dark 238.827846 238.827846 238.827846