Rank	Countries/Territories	Count	Percent
1	United States	549	47.3%
2	China	290	25%
3	Germany	104	9%
4	Australia	31	2.7%
5	Japan	26	2.2%
6	United Kingdom	24	2.1%
7	France	14	1.2%
8	Canada	13	1.1%
9	Korea, Republic of	12	1%
10	Russia	11	0.9%
11	Singapore	10	0.9%
12	Spain	7	0.6%
13	Netherlands	7	0.6%
14	Kazakhstan	6	0.5%
15	Cyprus	6	0.5%
16	Hong Kong	5	0.4%
17	Iran, Islamic Republic of	5	0.4%
18	Hungary	4	0.3%
19	Switzerland	4	0.3%
20	Qatar	3	0.3%
21	Greece	3	0.3%
22	Denmark	3	0.3%
23	Colombia	3	0.3%
24	Argentina	3	0.3%
25	Egypt	2	0.2%
26	Ghana	2	0.2%
27	Romania	2	0.2%
28	Lebanon	2	0.2%
29	Taiwan	2	0.2%
30	Mongolia	1	0.1%
31	Pakistan	1	0.1%
32	Portugal	1	0.1%
33	India	1	0.1%
34	Ireland	1	0.1%
35	Italy	1	0.1%
36	Brazil	1	0.1%