condition mean min max 0 h after light 37.96395 35.6524 40.2755 4 h after light 39.51625 38.6459 40.3866 8 h after light 35.8365 31.5202 40.1528 4 h after dark 57.4934 49.9153 65.0715 8 h after dark 63.421800000000005 56.7788 70.0648 12 h after dark 44.644800000000004 38.5342 50.7554