condition mean min max 1 h after light 1.3983174553333333 1.174110096 1.76157836 3 h after light 1.7971206013333334 1.432436815 2.196780903 5 h after light 1.1723795289999999 0.9421442309999999 1.5121185719999999 7 h after light 1.1990091939999998 0.87996387 1.3804830069999998 9 h after light 1.272433764 1.177016097 1.377686204 11 h after light 1.4965794063333333 1.37045783 1.6767924969999999 13 h after light 1.2008946066666666 0.777015418 1.585839192 15 h after light 0.9262537726666666 0.834962031 1.0645540709999999 1 h after dark 1.3252592133333334 1.121279922 1.473495952 3 h after dark 1.2157878156666668 1.031727875 1.364307898 5 h after dark 1.402758089 1.225864109 1.6239587180000001 7 h after dark 1.56264871 1.312697897 1.7740246419999999