排名	国家/地区	数量	占比
1	China	523	39.8%
2	United States	470	35.7%
3	Germany	80	6.1%
4	Korea, Republic of	21	1.6%
5	Japan	20	1.5%
6	India	17	1.3%
7	Hong Kong	15	1.1%
8	Canada	14	1.1%
9	Czech Republic	12	0.9%
10	Norway	11	0.8%
11	Ireland	10	0.8%
12	France	10	0.8%
13	United Kingdom	9	0.7%
14	Egypt	7	0.5%
15	Netherlands	7	0.5%
16	Oman	6	0.5%
17	Spain	6	0.5%
18	Sweden	5	0.4%
19	South Africa	5	0.4%
20	Thailand	5	0.4%
21	Israel	5	0.4%
22	Italy	4	0.3%
23	Cyprus	4	0.3%
24	Australia	4	0.3%
25	Belgium	4	0.3%
26	Bulgaria	4	0.3%
27	Iran, Islamic Republic of	4	0.3%
28	Turkey	4	0.3%
29	Switzerland	4	0.3%
30	Taiwan	3	0.2%
31	Brazil	3	0.2%
32	Iraq	2	0.2%
33	Mexico	2	0.2%
34	Pakistan	2	0.2%
35	Romania	2	0.2%
36	Russia	2	0.2%
37	Saudi Arabia	1	0.1%
38	Serbia	1	0.1%
39	Singapore	1	0.1%
40	Lithuania	1	0.1%
41	Mauritius	1	0.1%
42	Indonesia	1	0.1%
43	Greece	1	0.1%
44	Argentina	1	0.1%
45	Ukraine	1	0.1%