排名	国家/地区	数量	占比
1	China	401	42.5%
2	United States	321	34%
3	Netherlands	40	4.2%
4	Bulgaria	32	3.4%
5	Germany	19	2%
6	Canada	17	1.8%
7	Romania	15	1.6%
8	Japan	12	1.3%
9	France	11	1.2%
10	Cyprus	10	1.1%
11	Hong Kong	8	0.8%
12	Ukraine	7	0.7%
13	Australia	6	0.6%
14	United Kingdom	5	0.5%
15	Viet Nam	5	0.5%
16	Taiwan	4	0.4%
17	Russia	3	0.3%
18	Portugal	3	0.3%
19	Thailand	2	0.2%
20	Nigeria	2	0.2%
21	India	2	0.2%
22	Iran, Islamic Republic of	2	0.2%
23	Italy	2	0.2%
24	Mongolia	2	0.2%
25	Malaysia	2	0.2%
26	Mauritius	1	0.1%
27	Mexico	1	0.1%
28	Korea, Republic of	1	0.1%
29	Bangladesh	1	0.1%
30	Brazil	1	0.1%
31	Chile	1	0.1%
32	Philippines	1	0.1%
33	Singapore	1	0.1%
34	South Africa	1	0.1%
35	Sweden	1	0.1%