condition mean min max 0 h after light 10.585065 8.64973 12.5204 2 h after light 9.43037 9.31742 9.54332 4 h after light 7.002435 6.76007 7.2448 8 h after light 7.168775 7.12216 7.21539 12 h after light 13.0989 11.3875 14.8103 2 h after dark 13.980599999999999 13.2799 14.6813 4 h after dark 12.770199999999999 11.8343 13.7061 8 h after dark 12.158100000000001 11.701 12.6152 12 h after dark 10.8322 10.5597 11.1047