BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 30 29.1%
2 China 25 24.3%
3 Netherlands 16 15.5%
4 Canada 5 4.9%
5 Spain 3 2.9%
6 Germany 3 2.9%
7 Italy 3 2.9%
8 Korea, Republic of 3 2.9%
9 United Kingdom 3 2.9%
10 Hong Kong 2 1.9%
11 France 2 1.9%
12 Singapore 2 1.9%
13 Switzerland 1 1%
14 New Zealand 1 1%
15 Romania 1 1%
16 Russia 1 1%
17 Luxembourg 1 1%
18 Kazakhstan 1 1%