Is tapioca high or low in carbohydrates?

I USE THE MINUTE TAPIOCA ( IN THE RED BOX AT GROCERY STORES)& MAKE IT WITH Splenda. THIS DOES NOT RAISE MY BLOOD SUGARS ANY MORE THAN SUGER-FREE PUDDING. I DON'T KNOW ABOUT THE PEARL TAPIOCA THAT NEEDS SOAKING FOR LONGER PERIODS OF TIME.