1997

1997: 13 005 companies

1月 1 964 companies

2月 1 513 companies

3月 1 174 companies

4月 1 215 companies

5月 917 companies

6月 793 companies

7月 853 companies

8月 823 companies

9月 915 companies

10月 945 companies

11月 756 companies

12月 1 137 companies