| （単位：千ドル） | 現金 + 有価証券 | 前年比（％） |
|---|---|---|
| 1Q23 | 851 | -2.4% |
| 4Q22 | 225 | -85.0% |
| 3Q22 | 899 | -15.7% |
| 2Q22 | 429 | -71.2% |
| 1Q22 | 872 | -55.1% |
| 4Q21 | 1,499 | +17962.0% |
| 3Q21 | 1,067 | +63618.6% |
| 2Q21 | 1,493 | +7517.8% |
| 1Q21 | 1,941 | +292242.5% |
| 4Q20 | 8 | +1637.2% |
| 3Q20 | 1 | -50.8% |
| 2Q20 | 19 | -89.2% |
| 1Q20 | 0 | -99.7% |
| 4Q19 | 0 | -99.7% |
| 3Q19 | 3 | -99.2% |
| 2Q19 | 181 | +1.0% |
| 1Q19 | 265 | +138.9% |
| 4Q18 | 160 | -46.4% |
| 3Q18 | 429 | -36.0% |
| 2Q18 | 179 | -79.9% |
| 1Q18 | 111 | -88.9% |
| 4Q17 | 298 | +8869.2% |
| 3Q17 | 671 | +210414.1% |
| 2Q17 | 893 | +26634.3% |
| 1Q17 | 1,001 | +3420.3% |
| 4Q16 | 3 | +3101.9% |
| 3Q16 | 0 | - |
| 2Q16 | 3 | - |
| 1Q16 | 28 | +27265.4% |
| 2Q16 | 0 | -100.0% |
| 1Q16 | 0 | -100.0% |
| 4Q15 | 0 | - |
| 3Q15 | 5 | - |
| 2Q15 | 26 | - |
| 1Q15 | 0 | - |