Country | Number of publications | % |
The United States | 295 | 36% |
Australia | 108 | 13% |
The United Kingdom | 62 | 8% |
The Republic of China | 55 | 7% |
The Netherlands | 36 | 4% |
Canada | 34 | 4% |
South Africa | 31 | 4% |
Singapora | 28 | 3% |
Spain | 24 | 3% |
New Zealand | 23 | 3% |
Taiwan | 21 | 3% |
Israel | 14 | 2% |
Germany | 13 | 2% |
Ireland | 12 | 1% |
Sweden | 11 | 1% |
Others | 44 | 5% |