排名	国家/地区	数量	占比
1	China	821	60.2%
2	United States	265	19.4%
3	Canada	71	5.2%
4	Lithuania	47	3.4%
5	Netherlands	29	2.1%
6	Japan	21	1.5%
7	Germany	15	1.1%
8	Singapore	13	1%
9	France	12	0.9%
10	Cyprus	9	0.7%
11	India	8	0.6%
12	Ireland	7	0.5%
13	Hong Kong	7	0.5%
14	United Kingdom	7	0.5%
15	Australia	5	0.4%
16	Switzerland	4	0.3%
17	Ukraine	3	0.2%
18	Malaysia	3	0.2%
19	Iran, Islamic Republic of	3	0.2%
20	New Zealand	3	0.2%
21	Norway	3	0.2%
22	Bulgaria	2	0.1%
23	Taiwan	2	0.1%
24	South Africa	1	0.1%
25	Spain	1	0.1%
26	Brazil	1	0.1%
27	Russia	1	0.1%