排名	国家/地区	数量	占比
1	United States	445	39.8%
2	China	295	26.4%
3	Germany	94	8.4%
4	Netherlands	44	3.9%
5	India	42	3.8%
6	Ireland	30	2.7%
7	France	15	1.3%
8	Korea, Republic of	13	1.2%
9	Japan	11	1%
10	Indonesia	11	1%
11	Russia	11	1%
12	Ukraine	10	0.9%
13	United Kingdom	9	0.8%
14	Singapore	9	0.8%
15	Hong Kong	9	0.8%
16	Thailand	8	0.7%
17	Turkey	8	0.7%
18	Mexico	7	0.6%
19	Nigeria	6	0.5%
20	Pakistan	6	0.5%
21	Australia	6	0.5%
22	Malaysia	4	0.4%
23	New Zealand	3	0.3%
24	Cyprus	3	0.3%
25	Iran, Islamic Republic of	3	0.3%
26	Iraq	2	0.2%
27	Afghanistan	2	0.2%
28	Canada	2	0.2%
29	South Africa	2	0.2%
30	Sudan	1	0.1%
31	Switzerland	1	0.1%
32	Taiwan	1	0.1%
33	Bangladesh	1	0.1%
34	Brazil	1	0.1%
35	Ethiopia	1	0.1%
36	Kuwait	1	0.1%