Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1925 |
409 |
2228 | (77) | 8 |
| 1926 |
459 |
2221 | (80) | 0 |
| 1927 |
511 |
2214 | (80) | 0 |
| 1928 |
547 |
2208 | (79) | 0 |
| 1929 |
582 |
2201 | (76) | 0 |
| 1930 |
628 |
2194 | (72) | 7 |
| 1931 |
704 |
2187 | (74) | 0 |
| 1932 |
729 |
2180 | (75) | 0 |
| 1933 |
800 |
2174 | (74) | 4 |
| 1934 |
777 |
2177 | (76) | 0 |
| 1935 |
792 |
2180 | (77) | 0 |
| 1936 |
757 |
2183 | (76) | 0 |
| 1937 |
712 |
2186 | (73) | 2 |
| 1938 |
624 |
2203 | (71) | 0 |
| 1939 |
513 |
2220 | (68) | 0 |
| 1940 |
429 |
2237 | (61) | 5 |
| 1941 |
418 |
2232 | (58) | 13 |
| 1942 |
449 |
2211 | (70) | 0 |
| 1943 |
490 |
2190 | (80) | 0 |
| 1944 |
537 |
2169 | (87) | 0 |
| 1945 |
635 |
2148 | (93) | 0 |
| 1946 |
692 |
2127 | (98) | 0 |
| 1947 |
565 |
2106 | (102) | 2 |
Rating table notes
|
| Biographical data |
| Name: Bergsma, Klaas Marinus |
| Born: 14 June 1900 |
| Died: 3 Apr. 1966 |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 319 |
| Di Felice, Chess Results, 1931-1935, page 375 |
| Di Felice, Chess Results, 1936-1940, page 347 |
| Di Felice, Chess Results, 1941-1946, page 334 |
| Di Felice, Chess Results, 1947-1950, page 452 |
| Thulin, Name index to CTC, page 26 |
| Web |
| [Klaas Bergsma] |
| |
