排名	国家/地区	数量	占比
1	United States	751	42.5%
2	China	409	23.1%
3	Germany	139	7.9%
4	Australia	81	4.6%
5	India	62	3.5%
6	Singapore	43	2.4%
7	Japan	23	1.3%
8	Slovakia	22	1.2%
9	Canada	20	1.1%
10	Romania	18	1%
11	France	17	1%
12	Korea, Republic of	16	0.9%
13	Netherlands	15	0.8%
14	Cote D'ivoire	15	0.8%
15	Denmark	13	0.7%
16	United Kingdom	12	0.7%
17	Russia	11	0.6%
18	Morocco	10	0.6%
19	Ireland	8	0.5%
20	Turkey	8	0.5%
21	Italy	7	0.4%
22	Iran, Islamic Republic of	7	0.4%
23	Cyprus	7	0.4%
24	Mexico	5	0.3%
25	Nigeria	5	0.3%
26	Ukraine	5	0.3%
27	Indonesia	4	0.2%
28	Malaysia	3	0.2%
29	Hong Kong	3	0.2%
30	South Africa	3	0.2%
31	Spain	2	0.1%
32	Pakistan	2	0.1%
33	Egypt	2	0.1%
34	Ethiopia	2	0.1%
35	Czech Republic	2	0.1%
36	Bangladesh	2	0.1%
37	Belgium	2	0.1%
38	Bosnia and Herzegovina	1	0.1%
39	Bulgaria	1	0.1%
40	Argentina	1	0.1%
41	Austria	1	0.1%
42	Israel	1	0.1%
43	Norway	1	0.1%
44	Oman	1	0.1%
45	Mongolia	1	0.1%
46	Nepal	1	0.1%
47	Peru	1	0.1%
48	Sweden	1	0.1%
49	Viet Nam	1	0.1%