Pregnancy weight gain calculator

Amanda
So I was curious if I was on track with my weight gain & came across a website that tells you exactly how much you should gain at what week your at based off your height and weight. It's: 
http://m.thebabycorner.com/tools/pregnancy/calculators/weightcalculator.php 
Of course I was a couple lbs over but it was good to know! Thought I would share with you ladies.