condition mean min max 3 h after light 15.0097 6.16717 27.8796 7 h after light 13.610115 5.36909 30.2019 11 h after light 20.347196666666665 6.20812 40.832 2 h after dark 16.133333333333333 4.44128 34.5988 6 h after dark 16.7131775 6.37138 35.3096 10 h after dark 12.12858 5.3043 34.4604