condition mean min max 3 h after light 52.5808 51.2513 54.8188 6 h after light 53.0138 45.6421 61.7764 9 h after light 65.27313333333333 60.184 72.677 12 h after light 47.15755 26.8392 57.0218 3 h after dark 28.253166666666665 27.0732 29.2002 6 h after dark 33.3462 31.5552 34.862 9 h after dark 21.253633333333333 18.4893 25.5082 12 h after dark 17.921300000000002 17.1991 18.6435