区间占比

3K-4.5K3.4%3.4%

4.5K-6K10.3%10.3%

6K-8K18.4%18.4%

8K-10K16.4%16.4%

10K-15K29.4%29.4%

15K-20K13.7%13.7%

20K-30K6.8%6.8%