排名	国家/地区	数量	占比
1	United States	547	36.1%
2	China	484	31.9%
3	Germany	199	13.1%
4	France	46	3%
5	Japan	35	2.3%
6	India	27	1.8%
7	Canada	24	1.6%
8	Korea, Republic of	17	1.1%
9	Netherlands	16	1.1%
10	Sweden	14	0.9%
11	Singapore	13	0.9%
12	Ireland	12	0.8%
13	Turkey	11	0.7%
14	Czech Republic	9	0.6%
15	Qatar	8	0.5%
16	Ethiopia	7	0.5%
17	Cyprus	7	0.5%
18	Australia	6	0.4%
19	Thailand	6	0.4%
20	Russia	4	0.3%
21	Hong Kong	4	0.3%
22	Switzerland	3	0.2%
23	Taiwan	2	0.1%
24	Romania	2	0.1%
25	Italy	2	0.1%
26	Mexico	1	0.1%
27	Israel	1	0.1%
28	Belgium	1	0.1%
29	Argentina	1	0.1%
30	Serbia	1	0.1%
31	Norway	1	0.1%
32	Pakistan	1	0.1%
33	Peru	1	0.1%
34	Portugal	1	0.1%
35	Ukraine	1	0.1%