排名	国家/地区	数量	占比
1	United States	422	23.8%
2	China	401	22.7%
3	Japan	375	21.2%
4	Singapore	114	6.4%
5	Germany	113	6.4%
6	India	59	3.3%
7	Iran, Islamic Republic of	33	1.9%
8	Brazil	29	1.6%
9	Korea, Republic of	24	1.4%
10	Egypt	20	1.1%
11	Canada	18	1%
12	France	16	0.9%
13	Bangladesh	14	0.8%
14	Netherlands	13	0.7%
15	Portugal	10	0.6%
16	Turkey	10	0.6%
17	United Kingdom	10	0.6%
18	Russia	8	0.5%
19	Paraguay	7	0.4%
20	Poland	7	0.4%
21	Cyprus	7	0.4%
22	Taiwan	7	0.4%
23	Italy	6	0.3%
24	Ireland	5	0.3%
25	Serbia	5	0.3%
26	South Africa	4	0.2%
27	Romania	4	0.2%
28	Hong Kong	4	0.2%
29	Argentina	3	0.2%
30	Norway	3	0.2%
31	Malaysia	3	0.2%
32	Sweden	2	0.1%
33	Ukraine	2	0.1%
34	Algeria	2	0.1%
35	Denmark	2	0.1%
36	Chile	2	0.1%
37	Iraq	2	0.1%
38	Viet Nam	2	0.1%
39	Australia	1	0.1%
40	Switzerland	1	0.1%