Rank	Countries/Territories	Count	Percent
1	United States	244	41.4%
2	China	135	22.9%
3	Germany	40	6.8%
4	Korea, Republic of	18	3.1%
5	Australia	15	2.5%
6	Japan	12	2%
7	France	10	1.7%
8	Netherlands	9	1.5%
9	Singapore	9	1.5%
10	Brazil	8	1.4%
11	India	7	1.2%
12	Taiwan	7	1.2%
13	United Kingdom	7	1.2%
14	Italy	7	1.2%
15	Canada	6	1%
16	Ireland	5	0.8%
17	Algeria	5	0.8%
18	Ukraine	5	0.8%
19	Spain	4	0.7%
20	Denmark	4	0.7%
21	Cyprus	3	0.5%
22	Hungary	3	0.5%
23	Indonesia	3	0.5%
24	Greece	2	0.3%
25	Hong Kong	2	0.3%
26	Egypt	2	0.3%
27	Chile	2	0.3%
28	United Arab Emirates	2	0.3%
29	Mongolia	2	0.3%
30	Viet Nam	2	0.3%
31	Nigeria	2	0.3%
32	Norway	2	0.3%
33	Russia	2	0.3%
34	Malaysia	1	0.2%
35	Mexico	1	0.2%
36	Iran, Islamic Republic of	1	0.2%