排名	国家/地区	数量	占比
1	China	349	63.9%
2	United States	118	21.6%
3		17	3.1%
4	Germany	16	2.9%
5	Singapore	10	1.8%
6	Taiwan	5	0.9%
7	France	4	0.7%
8	Netherlands	3	0.5%
9	Switzerland	3	0.5%
10	Hong Kong	3	0.5%
11	Ireland	3	0.5%
12	South Africa	2	0.4%
13	Canada	2	0.4%
14	Mongolia	2	0.4%
15	Ukraine	2	0.4%
16	United Kingdom	2	0.4%
17	Italy	1	0.2%
18	Japan	1	0.2%
19	Argentina	1	0.2%
20	Australia	1	0.2%
21	Bangladesh	1	0.2%