The horizontal labels get clipped as they are too tightly packed, would be better to add them above or below the number markers <img width="403" alt="Screenshot 2019-08-01 at 01 48 46" src="https://user-images.githubusercontent.com/907075/62255737-c9c97900-b3fe-11e9-9fd9-7e2bef6fe7c6.png">
The horizontal labels get clipped as they are too tightly packed, would be better to add them above or below the number markers