

| 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 | 3,120,000 | ||
| 1913 | — | 1,382,000 | ||
| 1913 | H | 216,000 | ||
| 1914 | H | 586,000 | ||
| 1914 | K | 3,360,000 | ||
| 1914 | K | — | Proof | |
| 1914 | — | 240,000 | ||
| 1915 | H | 3,577,000 | ||
| 1916 | H | 4,046,000 | ||
| 1917 | H | 214,000 | ||
| 1918 | H | 490,000 | ||
| 1919 | H | 4,950,000 | ||
| 1919 | KN | 3,861,000 | ||
| 1920 | H | 26,285,000 | ||
| 1920 | KN | 13,844,000 | ||
| 1922 | KN | 5,817,000 | ||
| 1927 | — | 528,000 | ||
| 1927 | — | — | Proof | |
| 1929 | — | 336,000 | ||
| 1929 | — | — | Proof | |
| 1931 | — | — | Proof | |
| 1931 | — | 96,000 | ||
| 1932 | — | 960,000 | ||
| 1932 | — | — | Proof | |
| 1933 | — | 2,122,000 | ||
| 1933 | — | — | Proof | |
| 1934 | — | 1,694,000 | ||
| 1934 | — | — | Proof | |
| 1935 | — | 3,271,000 | ||
| 1935 | — | — | Proof | |
| 1936 | — | 5,400,000 | ||
| 1936 | — | — | Proof |