排名	国家/地区	数量	占比
1	United States	679	46.5%
2	China	397	27.2%
3	Germany	92	6.3%
4	India	32	2.2%
5	Russia	25	1.7%
6	Japan	23	1.6%
7	Spain	19	1.3%
8	France	15	1%
9	Jordan	14	1%
10	Netherlands	14	1%
11	Latvia	12	0.8%
12	Brazil	11	0.8%
13	Canada	9	0.6%
14	Hong Kong	9	0.6%
15	United Kingdom	9	0.6%
16	Singapore	7	0.5%
17	Turkey	7	0.5%
18	Iran, Islamic Republic of	7	0.5%
19	New Zealand	6	0.4%
20	Norway	6	0.4%
21	Australia	5	0.3%
22	Viet Nam	5	0.3%
23	Taiwan	5	0.3%
24	Belgium	4	0.3%
25	Mexico	4	0.3%
26	Serbia	3	0.2%
27	Pakistan	3	0.2%
28	Italy	3	0.2%
29	Bulgaria	3	0.2%
30	Cuba	3	0.2%
31	Cyprus	2	0.1%
32	Ecuador	2	0.1%
33	Bangladesh	2	0.1%
34	Armenia	2	0.1%
35	Jamaica	2	0.1%
36	Luxembourg	2	0.1%
37	Korea, Republic of	2	0.1%
38	Mongolia	2	0.1%
39	Morocco	2	0.1%
40	Seychelles	1	0.1%
41	Peru	1	0.1%
42	Portugal	1	0.1%
43	Romania	1	0.1%
44	Argentina	1	0.1%
45	Egypt	1	0.1%
46	Estonia	1	0.1%
47	Iraq	1	0.1%
48	Ireland	1	0.1%
49	Ukraine	1	0.1%