Cs/NIST/Cs_p26__NIST.trans
           2            1 2.1800e+10    4.440220e+05
           3            1 5.6200e+10    6.076500e+05
           4            3 1.9300e+10    7.190300e+05
           5            3 3.0100e+10    7.517800e+05
           6            5 8.6100e+09    7.661800e+05
           7            5 1.3000e+11    7.711100e+05
           6            4 1.3500e+11    7.989400e+05
           4            2 1.7500e+11    8.826800e+05