Rank	Countries/Territories	Count	Percent
1	United States	455	40.9%
2	China	203	18.3%
3	Japan	126	11.3%
4	Germany	92	8.3%
5	Italy	47	4.2%
6	India	32	2.9%
7	Singapore	23	2.1%
8	Netherlands	17	1.5%
9	France	16	1.4%
10	United Kingdom	15	1.3%
11	Canada	13	1.2%
12	Turkey	9	0.8%
13	Chile	6	0.5%
14	Ireland	6	0.5%
15	Korea, Republic of	6	0.5%
16	Cyprus	5	0.4%
17	Greece	4	0.4%
18	Norway	4	0.4%
19	Spain	4	0.4%
20	Switzerland	4	0.4%
21	Portugal	3	0.3%
22	Sweden	3	0.3%
23	Egypt	3	0.3%
24	Australia	3	0.3%
25	Belgium	3	0.3%
26	Mexico	2	0.2%
27	Israel	2	0.2%
28	Ukraine	2	0.2%
29	Philippines	1	0.1%
30	Indonesia	1	0.1%
31	Iran, Islamic Republic of	1	0.1%
32	Nepal	1	0.1%