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| Ion | No. of levels |
|---|
| Sn I | 228 |
| Sn II | 77 |
| Sn III | 86 |
| Sn IV | 24 |
| Sn V | 26 |
| Sn VI | 37 |
| Sn VII | 2 |
| Sn VIII | 2 |
| Sn IX | 2 |
| Sn X | 2 |
| Sn XI | 2 |
| Sn XII | 2 |
| Sn XIII | 2 |
| Sn XIV | 2 |
| Sn XV | 2 |
| Sn XVI | 2 |
| Sn XVII | 2 |
| Sn XVIII | 2 |
| Sn XIX | 2 |
| Sn XX | 2 |
| Sn XXI | 2 |
| Sn XXII | 2 |
| Sn XXIII | 2 |
| Sn XXIV | 2 |
| Sn XXV | 2 |
| Sn XXVI | 2 |
| Sn XXVII | 2 |
| Sn XXVIII | 2 |
| Sn XXIX | 2 |
| Sn XXX | 2 |
| Sn XXXI | 2 |
| Sn XXXII | 2 |
| Sn XXXIII | 2 |
| Sn XXXIV | 2 |
| Sn XXXV | 2 |
| Sn XXXVI | 2 |
| Sn XXXVII | 2 |
| Sn XXXVIII | 2 |
| Sn XXXIX | 2 |
| Sn XL | 2 |
| Sn XLI | 2 |
| Sn XLII | 2 |
| Sn XLIII | 2 |
| Sn XLIV | 2 |
| Sn XLV | 2 |
| Sn XLVI | 2 |
| Sn XLVII | 2 |
| Sn XLVIII | 20 |
| Sn XLIX | 39 |
| Sn L | 10 |
| Total for Sn: | 629 |