condition mean min max 4 h after light 10.519881999999999 9.591498 11.448266 8 h after light 10.566230999999998 10.136064 10.996398 12 h after light 10.855974499999999 10.715551 10.996398 4 h after dark 12.376552 10.145839 14.607265 8 h after dark 10.520746500000001 10.026407 11.015086 12 h after dark 10.655894 10.655894 10.655894