Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1918 |
396 |
2121 | (78) | 5 |
| 1919 |
419 |
2104 | (71) | 5 |
| 1920 |
476 |
2094 | (70) | 0 |
| 1921 |
521 |
2085 | (67) | 7 |
| 1922 |
500 |
2090 | (71) | 0 |
| 1923 |
516 |
2096 | (72) | 0 |
| 1924 |
556 |
2102 | (71) | 0 |
| 1925 |
507 |
2108 | (68) | 0 |
| 1926 |
495 |
2114 | (62) | 11 |
| 1927 |
461 |
2111 | (68) | 0 |
| 1928 |
383 |
2108 | (71) | 7 |
Rating table notes
|
| Biographical data |
| Name: Kloosterboer, G.W. |
| Born: |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1901-1920, page 308 |
| Di Felice, Chess Results, 1921-1930, page 328 |
| Thulin, Name index to CTC, page 134 |
| |
