condition mean min max 0 h after light 87.47819999999999 87.3162 87.6402 4 h after light 98.8807 95.0404 102.721 8 h after light 78.793 74.9638 82.6222 4 h after dark 64.17595 61.471 66.8809 8 h after dark 62.4032 56.3214 68.485 12 h after dark 89.50515 88.2409 90.7694