condition mean min max 4 h after light 154.8387825 146.650573 163.026992 8 h after light 111.7607885 100.612908 122.908669 12 h after light 131.0400725 128.693595 133.38655 4 h after dark 120.5777775 112.46196 128.693595 8 h after dark 114.65959749999999 93.702523 135.616672 12 h after dark 119.281159 119.281159 119.281159