排名	国家/地区	数量	占比
1	United States	496	35.6%
2	China	474	34%
3	Germany	102	7.3%
4	Norway	48	3.4%
5	France	34	2.4%
6	Netherlands	31	2.2%
7	Hong Kong	30	2.2%
8	Japan	28	2%
9	Canada	23	1.6%
10	Cyprus	19	1.4%
11	Taiwan	18	1.3%
12	Singapore	15	1.1%
13	Ireland	12	0.9%
14	United Kingdom	8	0.6%
15	Korea, Republic of	7	0.5%
16	India	6	0.4%
17	Australia	5	0.4%
18	Russia	5	0.4%
19	Switzerland	5	0.4%
20	Ukraine	4	0.3%
21	Viet Nam	4	0.3%
22	Bangladesh	3	0.2%
23	Czech Republic	2	0.1%
24	Denmark	2	0.1%
25	Finland	2	0.1%
26	Iran, Islamic Republic of	2	0.1%
27	Israel	2	0.1%
28	Sweden	1	0.1%
29	Romania	1	0.1%
30	Iraq	1	0.1%
31	Malta	1	0.1%
32	Mauritius	1	0.1%
33	Bulgaria	1	0.1%
34	Argentina	1	0.1%