排名	国家/地区	数量	占比
1	China	463	35.9%
2	United States	405	31.4%
3	Germany	115	8.9%
4	India	55	4.3%
5	Japan	31	2.4%
6	Bangladesh	30	2.3%
7	Korea, Republic of	25	1.9%
8	Israel	15	1.2%
9	United Kingdom	14	1.1%
10	Singapore	10	0.8%
11	Ireland	10	0.8%
12	Canada	9	0.7%
13	Austria	8	0.6%
14	France	8	0.6%
15	Hong Kong	8	0.6%
16	Iran, Islamic Republic of	7	0.5%
17	Spain	7	0.5%
18	Russia	7	0.5%
19	Mexico	7	0.5%
20	Czech Republic	6	0.5%
21	Australia	6	0.5%
22	Greece	5	0.4%
23	Sweden	5	0.4%
24	Mongolia	4	0.3%
25	Argentina	4	0.3%
26	Turkey	4	0.3%
27	New Zealand	3	0.2%
28	Romania	3	0.2%
29	Taiwan	3	0.2%
30	Netherlands	2	0.2%
31	Hungary	2	0.2%
32	Indonesia	1	0.1%
33	Denmark	1	0.1%
34	Pakistan	1	0.1%
35	Poland	1	0.1%
36	Italy	1	0.1%
37	Saudi Arabia	1	0.1%
38	Switzerland	1	0.1%
39	Ukraine	1	0.1%