

| Name | Mark |
|---|---|
| Royal Mint (Tower Hill) | — |
| Heaton and Sons / The Mint Birmingham | H |
| Kings Norton Metal Company | KN |
| Year | Mint Mark | Mintage | Quality | Collection |
|---|---|---|---|---|
| 1912 | H | 1,560,000 | ||
| 1913 | — | 1,680,000 | ||
| 1913 | H | 144,000 | ||
| 1914 | — | 3,000,000 | ||
| 1914 | H | 72,000 | ||
| 1915 | H | 3,295,000 | ||
| 1916 | H | 3,461,000 | ||
| 1917 | H | 444,000 | ||
| 1918 | H | 994,000 | ||
| 1919 | H | 21,864,000 | ||
| 1919 | KN | 264,000 | ||
| 1920 | KN | 20,685,000 | ||
| 1920 | H | 37,870,000 | ||
| 1922 | KN | 3,971,000 | ||
| 1926 | — | 8,039,999 | ||
| 1927 | — | — | Proof | |
| 1927 | — | 792,000 | ||
| 1928 | — | — | Proof | |
| 1928 | — | 6,672,000 | ||
| 1929 | — | 636,000 | ||
| 1929 | — | — | Proof | |
| 1930 | — | — | Proof | |
| 1933 | — | 2,806,000 | ||
| 1934 | — | 2,640,000 | ||
| 1934 | — | — | Proof | |
| 1935 | — | — | Proof | |
| 1935 | — | 8,551,000 | ||
| 1936 | — | 7,368,000 | ||
| 1936 | — | — | Proof |