| （単位：千ドル） | 現金 + 有価証券 | 前年比（％） |
|---|---|---|
| 4Q22 | 1,710 | -93.4% |
| 3Q22 | 1,323 | -94.8% |
| 2Q22 | 26,507 | +4.2% |
| 1Q22 | 26,577 | +5.0% |
| 4Q21 | 26,011 | +0.5% |
| 3Q21 | 25,626 | +2.2% |
| 2Q21 | 25,449 | -0.7% |
| 1Q21 | 25,320 | +18.7% |
| 4Q20 | 25,878 | +6.3% |
| 3Q20 | 25,071 | -1.0% |
| 2Q20 | 25,625 | +1.3% |
| 1Q20 | 21,338 | -17.5% |
| 4Q19 | 24,338 | -5.5% |
| 3Q19 | 25,313 | +1.7% |
| 2Q19 | 25,284 | +29.6% |
| 1Q19 | 25,871 | +37.3% |
| 4Q18 | 25,766 | +43.2% |
| 3Q18 | 24,900 | +38.2% |
| 2Q18 | 19,512 | - |
| 1Q18 | 18,839 | - |
| 4Q17 | 17,995 | +1.8% |
| 3Q17 | 18,021 | +10.1% |
| 4Q16 | 17,672 | -41.3% |
| 3Q16 | 16,370 | -52.0% |
| 2Q16 | 18,074 | -49.7% |
| 1Q16 | 24,405 | -40.5% |
| 4Q15 | 30,111 | -33.0% |
| 3Q15 | 34,104 | -35.6% |
| 2Q15 | 35,952 | -38.0% |
| 1Q15 | 41,003 | -35.1% |
| 4Q14 | 44,915 | +29.7% |
| 3Q14 | 52,972 | +45.2% |
| 2Q14 | 57,990 | +42.4% |
| 1Q14 | 63,162 | +76.2% |
| 4Q13 | 34,638 | -21.2% |
| 3Q13 | 36,474 | -17.4% |
| 2Q13 | 40,719 | -21.2% |
| 1Q13 | 35,845 | -34.8% |
| 4Q12 | 43,934 | -19.9% |
| 3Q12 | 44,171 | -38.7% |
| 2Q12 | 51,702 | -37.7% |
| 1Q12 | 54,969 | - |
| 4Q11 | 54,818 | - |
| 3Q11 | 72,070 | - |
| 2Q11 | 82,973 | - |