Sap from Trees

Sol's science experiment and data.
Tap a 7 different leafy trees to test for sap and sugar content.
Sugar Maple, Red Maple, Silver Maple, Black Cherry, Hickory, Black
Birch, Black Walnut. The trees were tapped on Thursday March 12th and the sap was collected
one week later on Thursday March 19.
Sol's chart:
Tree types , Cups of sap collected, Sugar %, Amt of syrup it would produce in cups
Sugar Maple, 176, 2.2, 4.5
Red Maple, 74, 2.2, 1.9
Silver Maple, 112, 2.3, 3.0
Black Cherry, .5, .4 , .002
Hickory, 5DROPS, 98.0, N.A.
Black Birch, 0, N.A., N.A.
Black Walnut, 8, 1.9, .2