(Pretend it's orange.)
All numbers are +1 from their menu values.
If the movelist says a throw is +18, it is really +19.
I have already done the math for you below.
[Character, Forward Throw Hit Adv., Back Throw Hit Adv.]
Shang Tsung, 17, 17
Shao Kahn, 19, 19
Frost, 19, 19
Nightwolf, 19, 19...