1997

1997: 19 429 companies

1月 1 635 companies

2月 1 557 companies

3月 1 866 companies

4月 1 637 companies

5月 1 924 companies

6月 1 756 companies

7月 1 737 companies

8月 1 870 companies

9月 1 480 companies

10月 1 292 companies

11月 1 231 companies

12月 1 444 companies