Variable name with any characters other than letters, digit or underscore must be represented differently.
First, you need
options validvarname=any;
Maybe this has been turned on already, I don't know, it can't hurt to issue that command anyway.
Then, for example, you need to enclose such variable names with the unusual characters with quotes and append the letter n on the end, such as
'Alabama!!Households!!Estimate'n
Of course, if you spell the name wrong (which you have done), then it still won't work. Proper spelling is required.
You might want to request that the person/department providing this data not give the variables such horrible (in my opinion) names.
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