|
（単位：千ドル）
|
有価証券
|
前年比（％） |
|
2021/12
|
17,000
|
-19.0%
|
|
2020/12
|
21,000
|
-44.7%
|
|
2019/12
|
38,000
|
-9.5%
|
|
2018/12
|
42,000
|
-47.5%
|
|
2017/12
|
80,000
|
+166.7%
|
|
2016/12
|
30,000
|
-81.5%
|
|
2015/12
|
162,000
|
-4.1%
|
|
2014/12
|
169,000
|
+53.6%
|
|
2013/12
|
110,000
|
+83.3%
|
|
2012/12
|
60,000
|
+7.1%
|
|
2011/12
|
56,000
|
-
|