排名	国家/地区	数量	占比
1	China	407	62.4%
2	United States	161	24.7%
3	Russia	24	3.7%
4	Germany	8	1.2%
5	Australia	6	0.9%
6	South Africa	4	0.6%
7	Romania	4	0.6%
8	United Kingdom	4	0.6%
9	Singapore	3	0.5%
10	France	3	0.5%
11	Japan	2	0.3%
12	Malaysia	2	0.3%
13	Mongolia	2	0.3%
14	Brazil	2	0.3%
15	Canada	2	0.3%
16	Cyprus	2	0.3%
17	Hong Kong	2	0.3%
18	Slovakia	2	0.3%
19	Thailand	2	0.3%
20	Ukraine	2	0.3%
21	Tajikistan	1	0.2%
22	India	1	0.2%
23	Italy	1	0.2%
24	Morocco	1	0.2%
25	Netherlands	1	0.2%
26	New Zealand	1	0.2%
27	Jordan	1	0.2%
28	Georgia	1	0.2%