| Element | e-He | Li-B | O-Na | Mg-K | Ti-Zr | Nb-Pr | Nd-Fr | Ra-Am |
| log(rw/rp) | 22.2 | 22.5 - 22.2 | 22.0 | 21.8 - 21.4 | 20.9 - 20.0 | 19.9 - 19.0 | 18.9 - 18.5 | 18.2 - 17.8 |