condition mean min max 0 h after light 170.6115 168.943 172.28 4 h after light 128.9655 125.832 132.099 8 h after light 44.72255 40.9372 48.5079 4 h after dark 110.30799999999999 103.207 117.409 8 h after dark 128.184 126.057 130.311 12 h after dark 159.76350000000002 157.596 161.931