Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1925 |
393 |
2225 | (79) | 8 |
| 1926 |
441 |
2216 | (82) | 0 |
| 1927 |
478 |
2207 | (83) | 0 |
| 1928 |
499 |
2199 | (83) | 0 |
| 1929 |
525 |
2190 | (81) | 0 |
| 1930 |
573 |
2181 | (78) | 7 |
| 1931 |
587 |
2168 | (84) | 0 |
| 1932 |
615 |
2154 | (88) | 0 |
| 1933 |
658 |
2141 | (91) | 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 |
| |
