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| Ion | No. of levels |
|---|
| Tb I | 600 |
| Tb II | 154 |
| Tb III | 125 |
| Tb IV | 26 |
| Tb V | 2 |
| Tb VI | 2 |
| Tb VII | 2 |
| Tb VIII | 2 |
| Tb IX | 2 |
| Tb X | 2 |
| Tb XI | 2 |
| Tb XII | 2 |
| Tb XIII | 2 |
| Tb XIV | 2 |
| Tb XV | 2 |
| Tb XVI | 2 |
| Tb XVII | 2 |
| Tb XVIII | 2 |
| Tb XIX | 2 |
| Tb XX | 2 |
| Tb XXI | 2 |
| Tb XXII | 2 |
| Tb XXIII | 2 |
| Tb XXIV | 2 |
| Tb XXV | 2 |
| Tb XXVI | 2 |
| Tb XXVII | 2 |
| Tb XXVIII | 2 |
| Tb XXIX | 2 |
| Tb XXX | 2 |
| Tb XXXI | 2 |
| Tb XXXII | 2 |
| Tb XXXIII | 2 |
| Tb XXXIV | 2 |
| Tb XXXV | 2 |
| Tb XXXVI | 2 |
| Tb XXXVII | 2 |
| Tb XXXVIII | 2 |
| Tb XXXIX | 2 |
| Tb XL | 2 |
| Tb XLI | 2 |
| Tb XLII | 2 |
| Tb XLIII | 2 |
| Tb XLIV | 2 |
| Tb XLV | 2 |
| Tb XLVI | 2 |
| Tb XLVII | 2 |
| Tb XLVIII | 2 |
| Tb XLIX | 2 |
| Tb L | 2 |
| Tb LI | 2 |
| Tb LII | 2 |
| Tb LIII | 2 |
| Tb LIV | 2 |
| Tb LV | 2 |
| Tb LVI | 2 |
| Tb LVII | 2 |
| Tb LVIII | 2 |
| Tb LIX | 2 |
| Tb LX | 2 |
| Tb LXI | 2 |
| Tb LXII | 2 |
| Tb LXIII | 20 |
| Tb LXIV | 39 |
| Tb LXV | 10 |
| Total for Tb: | 1090 |