should be able to drop MI SLDUs from pentagon and load in the 2001 file instead.
1. locally load MI and one other state's SLDL/SLDU
2. create query to just drop MI-SLDU
3. load MI-SLDU
4. test that MI-SLDL is untouched, KS-SLDU is untouched, and MI-SLDU is new
5. repeat steps 2-4 in production