Summer 2018 challege

Hello Everybody, I would like to participate in the 2018 summer challenge, please. My starting weight is 17.5lb
My Goal Weight is 14.00 Stone.
My highest weight was 22.5 stone
After gastric sleeve surgery, I got 12.5 stone.

The sleeve does not work after around 5 years.

I will weigh in every Monday until end September.

Best Regards
Mark