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 118 41.7%
2 China 91 32.2%
3 Netherlands 23 8.1%
4 Russia 11 3.9%
5 Germany 8 2.8%
6 Sweden 7 2.5%
7 India 4 1.4%
8 Korea, Republic of 3 1.1%
9 France 3 1.1%
10 Australia 3 1.1%
11 Canada 2 0.7%
12 Japan 2 0.7%
13 Taiwan 2 0.7%
14 Singapore 2 0.7%
15 Romania 2 0.7%
16 Switzerland 1 0.4%
17 Bahrain 1 0.4%