排名	国家/地区	数量	占比
1	United States	479	32.9%
2	China	378	26%
3	Germany	140	9.6%
4	Japan	132	9.1%
5	France	54	3.7%
6	Korea, Republic of	42	2.9%
7	Netherlands	23	1.6%
8	Iran, Islamic Republic of	22	1.5%
9	India	21	1.4%
10	Taiwan	20	1.4%
11	Australia	17	1.2%
12	Singapore	11	0.8%
13	Hong Kong	11	0.8%
14	United Kingdom	10	0.7%
15	Italy	9	0.6%
16	Portugal	7	0.5%
17	Canada	7	0.5%
18	Ukraine	7	0.5%
19	Switzerland	6	0.4%
20	Indonesia	6	0.4%
21	Ireland	6	0.4%
22	Russia	4	0.3%
23	Jamaica	4	0.3%
24	New Zealand	3	0.2%
25	Egypt	3	0.2%
26	Chile	3	0.2%
27	Austria	3	0.2%
28	Bangladesh	2	0.1%
29	Argentina	2	0.1%
30	Cyprus	2	0.1%
31	Grenada	2	0.1%
32	Pakistan	2	0.1%
33	Peru	2	0.1%
34	Moldova, Republic of	2	0.1%
35	Spain	2	0.1%
36	Turkey	2	0.1%
37	Mongolia	1	0.1%
38	Kuwait	1	0.1%
39	Malaysia	1	0.1%
40	Mexico	1	0.1%
41	Nigeria	1	0.1%
42	Norway	1	0.1%
43	Israel	1	0.1%
44	Colombia	1	0.1%