| （単位：千ドル） | 買掛金 | 前年比（％） |
|---|---|---|
| 2025/5 | 485,109 | +43.0% |
| 2024/5 | 339,166 | +12.2% |
| 2023/5 | 302,292 | +20.2% |
| 2022/5 | 251,504 | +9.0% |
| 2021/5 | 230,786 | -0.1% |
| 2020/5 | 230,995 | +2.2% |
| 2019/5 | 226,020 | +5.1% |
| 2018/5 | 215,074 | +21.5% |
| 2017/5 | 177,051 | +54.6% |
| 2016/5 | 114,514 | +4.5% |
| 2015/5 | 109,607 | -27.0% |
| 2014/5 | 150,070 | +24.0% |
| 2013/5 | 121,029 | +27.6% |
| 2012/5 | 94,840 | -14.0% |
| 2011/5 | 110,279 | - |