Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1892 |
485 |
2067 | (92) | 6 |
| 1893 |
494 |
2068 | (94) | 0 |
| 1894 |
502 |
2069 | (95) | 5 |
| 1895 |
528 |
2060 | (103) | 0 |
| 1896 |
540 |
2050 | (110) | 0 |
| 1897 |
561 |
2040 | (116) | 0 |
| 1898 |
601 |
2030 | (122) | 0 |
| 1899 |
639 |
2020 | (128) | 0 |
| 1900 |
680 |
2010 | (133) | 0 |
| 1901 |
698 |
2000 | (138) | 0 |
| 1902 |
728 |
1990 | (142) | 3 |
Rating table notes
|
| Biographical data |
| Name: Dittmann |
| Also known as: Dr. Dittmann |
| Born: |
| Died: |
|
| |
| References |
|
| |
