排名	国家/地区	数量	占比
1	China	468	39.2%
2	United States	468	39.2%
3	Germany	88	7.4%
4	Japan	37	3.1%
5	France	37	3.1%
6	Canada	19	1.6%
7	Netherlands	9	0.8%
8	Argentina	7	0.6%
9	Australia	7	0.6%
10	Singapore	7	0.6%
11	United Kingdom	6	0.5%
12	Hong Kong	6	0.5%
13	Cyprus	5	0.4%
14	Latvia	4	0.3%
15	Korea, Republic of	3	0.3%
16	Iran, Islamic Republic of	3	0.3%
17	South Africa	3	0.3%
18	Switzerland	2	0.2%
19	Norway	2	0.2%
20	Bangladesh	2	0.2%
21	Brazil	2	0.2%
22	Saudi Arabia	1	0.1%
23	Malaysia	1	0.1%
24	Mongolia	1	0.1%
25	India	1	0.1%
26	Taiwan	1	0.1%
27	Ukraine	1	0.1%
28	Sweden	1	0.1%
29	Viet Nam	1	0.1%