排名	国家/地区	数量	占比
1	China	236	49.8%
2	United States	117	24.7%
3		25	5.3%
4	Japan	22	4.6%
5	Canada	19	4%
6	France	9	1.9%
7	Germany	6	1.3%
8	Singapore	6	1.3%
9	Netherlands	5	1.1%
10	Morocco	4	0.8%
11	Australia	4	0.8%
12	United Kingdom	4	0.8%
13	Poland	2	0.4%
14	Bulgaria	2	0.4%
15	Czech Republic	2	0.4%
16	Hong Kong	2	0.4%
17	India	2	0.4%
18	Malaysia	2	0.4%
19	Mongolia	2	0.4%
20	Ukraine	2	0.4%
21	Norway	1	0.2%