condition mean min max 4 h after light 81.6833825 68.873485 94.49328 8 h after light 57.339011 52.304092 62.37393 12 h after light 77.1361005 71.891599 82.380602 4 h after dark 87.133104 80.001975 94.264233 8 h after dark 132.22172799999998 86.462498 177.980958 12 h after dark 120.485991 120.485991 120.485991