Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1925 |
373 |
2229 | (79) | 8 |
| 1926 |
410 |
2220 | (82) | 0 |
| 1927 |
459 |
2210 | (83) | 0 |
| 1928 |
463 |
2201 | (83) | 0 |
| 1929 |
472 |
2191 | (82) | 0 |
| 1930 |
486 |
2182 | (79) | 7 |
| 1931 |
436 |
2167 | (84) | 0 |
| 1932 |
398 |
2153 | (89) | 0 |
| 1933 |
326 |
2139 | (92) | 4 |
Rating table notes
|
| Biographical data |
| Name: Bergsma, K.M. |
| Born: |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 319 |
| Di Felice, Chess Results, 1931-1935, page 375 |
| Thulin, Name index to CTC, page 26 |
| |
