Per the link ...
Total Gold in Trust:
Tonnes: 232.32
Ounces: 7,469,219
Value US$
3,851,491,895.52
IIRC, one tonne = 1000 kilograms.
Amazing-- that's what I came up with when I figured 3 rows x 6 stacks @ 36 kips = 21 x 36 x 1000 x 12 x $500 = $4bill. I hated structural analysis -- I had to take it twice to pass it once. I love investing. No heavy lifting and it pays better too.