These tables of allowed Sales Tax Deductions by state, income class and 
number of dependents are supplied to the NBER by the IRS from time to 
time. They should be identical to the values in Publication 600. See

  http://users.nber.org/~taxsim/sales-tax-irs-publication-600/

for other versions and estimates of the equations that produced these 
values.

Daniel Feenberg