Brass chip prices monthly average trends
（unit：yen/kg）| 2022 | 2023 | 2024 | ||
|---|---|---|---|---|
| Jan. | ー | 886.1 | 890.3 | |
| Feb. | ー | 898.8 | 901.8 | |
| Mar. | ー | 879.7 | 938.0 | |
| Apr. | ー | 871.0 | 1042.3 | |
| May | 926.7 | 828.5 | ||
| Jun. | 939.0 | 854.3 | ||
| Jul. | 801.2 | 864.1 | ||
| Aug. | 849.4 | 881.2 | ||
| Sep. | 855.5 | 894.9 | ||
| Oct. | 860.9 | 874.5 | ||
| Nov. | 866.8 | 907.7 | ||
| Dec. | 860.4 | 887.7 |