Data underlying FIgure 2.  For parts (a) to (d) format is: csv file with each line containiing a triple (delta, U, quantiy - where quantity is the quadrupole moment Q, the magnetization m, the auxiliary polarization p or the single-particle energy gap).  For part (e) and (f) format is a csv file with each line containing a row of 96 eigenvalues on a uniformly spaced k-point grid from -pi to pi.