

| 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 | 10,800,000 | ||
| 1913 | — | 4,632,000 | ||
| 1913 | H | 1,080,000 | ||
| 1914 | — | 1,200,000 | ||
| 1914 | H | 20,088,000 | ||
| 1915 | H | 10,032,000 | ||
| 1916 | H | 480,000 | ||
| 1917 | H | 9,384,000 | ||
| 1919 | H | 912,000 | ||
| 1919 | KN | 480,000 | ||
| 1920 | H | 1,560,000 | ||
| 1920 | KN | 12,996,000 | ||
| 1920 | KN | — | Proof | |
| 1922 | KN | 7,265,000 | ||
| 1923 | KN | 12,000,000 | ||
| 1925 | — | 2,400,000 | ||
| 1925 | H | 12,000,000 | ||
| 1925 | KN | 12,000,000 | ||
| 1926 | — | 12,000,000 | ||
| 1927 | — | 3,984,000 | ||
| 1927 | — | — | Proof | |
| 1928 | KN | 3,151,000 | ||
| 1928 | — | 11,760,000 | ||
| 1928 | — | — | Proof | |
| 1928 | H | 2,964,000 | ||
| 1930 | — | 9,600,000 | ||
| 1930 | — | — | Proof | |
| 1931 | — | 9,840,000 | ||
| 1931 | — | — | Proof | |
| 1932 | — | 3,600,000 | ||
| 1932 | — | — | Proof | |
| 1933 | — | 7,200,000 | ||
| 1933 | — | — | Proof | |
| 1934 | — | 4,800,000 | ||
| 1934 | — | — | Proof | |
| 1935 | — | 13,200,000 | ||
| 1935 | — | — | Proof | |
| 1936 | — | 9,720,000 | ||
| 1936 | — | — | Proof |