排名	国家/地区	数量	占比
1	United States	436	39.4%
2	China	350	31.6%
3	Germany	118	10.6%
4	Ireland	27	2.4%
5	Japan	17	1.5%
6	Australia	15	1.4%
7	Singapore	15	1.4%
8	Korea, Republic of	14	1.3%
9	Netherlands	14	1.3%
10	India	13	1.2%
11	Canada	10	0.9%
12	United Kingdom	9	0.8%
13	France	7	0.6%
14	Cyprus	6	0.5%
15	Russia	5	0.5%
16	Sweden	5	0.5%
17	Turkey	5	0.5%
18	Ukraine	4	0.4%
19	Spain	4	0.4%
20	Iraq	4	0.4%
21	New Zealand	4	0.4%
22	Lithuania	4	0.4%
23	Malaysia	2	0.2%
24	Pakistan	2	0.2%
25	Philippines	2	0.2%
26	Romania	2	0.2%
27	Argentina	2	0.2%
28	Tunisia	2	0.2%
29	Viet Nam	2	0.2%
30	Slovakia	2	0.2%
31	Thailand	1	0.1%
32	Italy	1	0.1%
33	United Arab Emirates	1	0.1%
34	Austria	1	0.1%
35	Brazil	1	0.1%
36	Mexico	1	0.1%