排名	国家/地区	数量	占比
1	China	135	52.1%
2	United States	75	29%
3	Germany	6	2.3%
4	Hong Kong	5	1.9%
5		4	1.5%
6	Australia	4	1.5%
7	France	4	1.5%
8	Taiwan	2	0.8%
9	Canada	2	0.8%
10	India	2	0.8%
11	Mongolia	2	0.8%
12	Netherlands	2	0.8%
13	Norway	2	0.8%
14	Romania	2	0.8%
15	South Africa	2	0.8%
16	Spain	2	0.8%
17	Sweden	1	0.4%
18	Singapore	1	0.4%
19	Poland	1	0.4%
20	Japan	1	0.4%
21	Luxembourg	1	0.4%
22	Cyprus	1	0.4%
23	United Kingdom	1	0.4%
24	Viet Nam	1	0.4%