Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1908 |
970 |
1865 | (160) | 18 |
| 1909 |
1070 |
1859 | (160) | 0 |
| 1910 |
1061 |
1852 | (159) | 19 |
| 1911 |
1098 |
1844 | (160) | 0 |
| 1912 |
1072 |
1837 | (160) | 4 |
| 1913 |
1108 |
1834 | (162) | 0 |
| 1914 |
1070 |
1831 | (163) | 0 |
| 1915 |
994 |
1829 | (164) | 0 |
| 1916 |
987 |
1826 | (165) | 0 |
| 1917 |
997 |
1823 | (165) | 0 |
| 1918 |
1008 |
1820 | (165) | 0 |
| 1919 |
1027 |
1818 | (165) | 0 |
| 1920 |
1128 |
1815 | (165) | 0 |
| 1921 |
1225 |
1812 | (165) | 0 |
| 1922 |
1250 |
1810 | (164) | 0 |
| 1923 |
1413 |
1807 | (163) | 0 |
| 1924 |
1437 |
1804 | (162) | 0 |
| 1925 |
1514 |
1801 | (160) | 8 |
| 1926 |
1613 |
1799 | (161) | 0 |
| 1927 |
1620 |
1796 | (162) | 0 |
| 1928 |
1612 |
1793 | (163) | 0 |
| 1929 |
1614 |
1791 | (163) | 0 |
| 1930 |
1643 |
1788 | (163) | 0 |
| 1931 |
1753 |
1786 | (164) | 0 |
| 1932 |
1791 |
1783 | (163) | 0 |
| 1933 |
1762 |
1780 | (163) | 0 |
| 1934 |
1896 |
1778 | (163) | 0 |
| 1935 |
1883 |
1775 | (162) | 0 |
| 1936 |
1807 |
1772 | (161) | 0 |
| 1937 |
1686 |
1770 | (160) | 0 |
| 1938 |
1666 |
1767 | (159) | 6 |
Rating table notes
|
| Biographical data |
| Name: da Costa, João Maria |
| Born: |
| Died: |
|
| |
| References |
| Periodicals |
| [Nac], 24 Dec. 1912, page 8 |
| [TeS], vol. 14, no. 384, 31 May 1908, page 16 |
| [TeS], vol. 15, no. 430, 15 Oct. 1909, page 17 |
| Web |
| Castro, Fernando. [1911-1920] |
| [Campeões Campeonato Nacional Individual Absoluto] |
| [Mestres Nacionais] |
| |