Tall Building Statistics for Los Angeles

505 existing
57 planned
17 demolished
9 unbuilt
6 under construction

Tall Building Statistics for San Francisco

416 existing
43 planned
20 demolished
13 unbuilt
4 under construction

Tall Building Statistics for Beijing

899 existing
37 under construction
5 planned
3 unbuilt

可以在这个网站上查到

http://www.emporis.com

刘主任怎么看到的都是平房呢？