従業員の状況
|
2012/03
|
2013/03
|
2014/03
|
2015/03
|
2016/03
|
2017/03
|
2017/12
|
2018/12
|
2019/12
|
2020/12
|
2021/12
|
2022/12
|
2023/12
|
2024/12
|
|
風水力事業
|
|
|
|
|
|
|
|
|
|
11,316
|
11,870
|
12,142
|
-
|
-
|
|
建築・産業
|
|
|
|
|
|
|
|
|
|
-
|
-
|
-
|
7,490
|
7,608
|
|
精密・電子事業
|
|
|
|
|
|
|
|
|
|
2,547
|
2,789
|
3,151
|
3,374
|
3,660
|
|
エネルギー
|
|
|
|
|
|
|
|
|
|
-
|
-
|
-
|
3,259
|
3,449
|
|
環境
|
|
|
|
|
|
|
|
|
|
-
|
-
|
-
|
2,755
|
2,824
|
|
環境プラント事業
|
|
|
|
|
|
|
|
|
|
2,673
|
2,714
|
2,727
|
-
|
-
|
|
インフラ
|
|
|
|
|
|
|
|
|
|
-
|
-
|
-
|
1,555
|
1,585
|
|
合計
|
|
|
|
|
|
|
|
|
|
17,480
|
18,372
|
19,095
|
19,629
|
20,510
|
|
2012/03
|
2013/03
|
2014/03
|
2015/03
|
2016/03
|
2017/03
|
2017/12
|
2018/12
|
2019/12
|
2020/12
|
2021/12
|
2022/12
|
2023/12
|
2024/12
|
|
風水力事業
|
|
|
|
|
|
|
|
|
|
2,322
|
2,223
|
2,162
|
-
|
-
|
|
建築・産業
|
|
|
|
|
|
|
|
|
|
-
|
-
|
-
|
1,289
|
1,505
|
|
精密・電子事業
|
|
|
|
|
|
|
|
|
|
998
|
1,071
|
1,225
|
1,362
|
1,477
|
|
インフラ
|
|
|
|
|
|
|
|
|
|
-
|
-
|
-
|
888
|
904
|
|
エネルギー
|
|
|
|
|
|
|
|
|
|
-
|
-
|
-
|
69
|
-
|
|
環境プラント事業
|
|
|
|
|
|
|
|
|
|
14
|
12
|
12
|
-
|
-
|
|
環境
|
|
|
|
|
|
|
|
|
|
-
|
-
|
-
|
12
|
10
|
|
合計
|
|
|
|
|
|
|
|
|
|
4,047
|
4,103
|
4,287
|
4,688
|
5,109
|
(注)括弧内は平均臨時雇用人員