!energy  difference  uncertainty
  686.2    3.1132    2.1209
 1328.4    0.3464    2.4275
 1970.6    0.9388    2.8193
 2612.9   10.0688    3.0913
 3255.1   -2.1501    4.6685
 3897.4   -0.5640    7.5492
 4539.6   14.8130   19.9834