Ba/NIST/Ba_p37__NIST.states
           1         0.000000      4     1.5     0.000000 3d                                                 2D                              +
           2     162400.00000      6     2.5     2.000000 3d                                                 2D                              +
           3     8316700.0000      2     0.5     2.000000 4s                                                 2S                              +
           4     9645600.0000      4     1.5     2.000000 4d                                                 2D                              +
           5     9707500.0000      6     2.5     2.000000 4d                                                 2D                              +