First hydrostatic body fat test in years

I decided I'm going to get my hydrostatic body fat tested at the UNM Exercise Physiology Department. My appointment is for tomorrow morning. Here are some of my previous results: 

March 2015: 288.4 pounds @ 35.2% body fat. 187 pounds lean mass. 101.5 pounds fat.

Nov 2013: 274.7 pounds @ 34.52% body fat. 179.9 pounds lean mass.  95.8 pounds fat.

April 2013: 229.7 pounds @ 23.12% body fat.  176.6 pounds lean mass. 53.1 pounds fat.

Feb 12 2013: 241.1 pounds @ 28.14% body fat. 173.3 pounds lean mass. 67.8 pounds fat.

Oct 2011: 181 pounds @ 6.86% body fat. 169.3 pounds lean mass. 12.5 pounds fat.

June 2011: 188.4 pounds @ 10.9%. 169.4 pounds lean mass. 19 pounds fat.

Nov 2010: 222.2 pounds at 19.01% body fat. 180 pounds lean mass. 42.2 pounds fat.

July 2010: 189 pounds at 9.81% body fat. 170.6 pounds lean mass. 18.5 pounds fat.