Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1892 |
486 |
2068 | (92) | 6 |
| 1893 |
500 |
2069 | (94) | 0 |
| 1894 |
514 |
2070 | (95) | 5 |
| 1895 |
537 |
2060 | (103) | 0 |
| 1896 |
546 |
2050 | (110) | 0 |
| 1897 |
565 |
2040 | (116) | 0 |
| 1898 |
609 |
2030 | (122) | 0 |
| 1899 |
641 |
2020 | (128) | 0 |
| 1900 |
685 |
2010 | (133) | 0 |
| 1901 |
703 |
2001 | (138) | 0 |
| 1902 |
735 |
1991 | (142) | 3 |
Rating table notes
|
| Biographical data |
| Name: Dittmann |
| Also known as: Dr. Dittmann |
| Born: |
| Died: |
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| |
| References |
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