Tongue-tied and Twisted Mystery Cache

A = Number of times that the Detroit Lions have appeared in the Super Bowl?
B = Number of base pairs in DNA?
C = Number of ions in Ammonium Sulfate?
D = Number of crew members on STS-6?
E = Number of letter tiles in the game of Scrabble?
F = Number of judges in the Supreme Court of Canada?
G = Number of people hanged during Salem Witchcraft trials minus 1?
H = Number of months in the Roman calendar plus 1?
I = Number of 1/2 inch slices that can be cut from a 25 inch long loaf of bread?
J = Number of people that signed the Declaration of Independence?

The missing numbers are integers between 0 and 9.
The numbers in each row add up to the totals to the right.
The numbers in each column add up to the totals along the bottom.
The diagonal lines also add up the totals to the right.