BPG致力于知识的发现和传播
Total Visits of This Article
2023 | 总访问次数
排名 国家/地区 数量 占比
1 China 186 68.1%
2 United States 33 12.1%
3 Germany 9 3.3%
4 Japan 8 2.9%
5 Canada 6 2.2%
6 Senegal 6 2.2%
7 Korea, Republic of 5 1.8%
8 France 4 1.5%
9 Ukraine 3 1.1%
10 Ireland 2 0.7%
11 Romania 2 0.7%
12 Russia 2 0.7%
13 Singapore 2 0.7%
14 Sweden 1 0.4%
15 Switzerland 1 0.4%
16 Estonia 1 0.4%
17 Norway 1 0.4%
18 India 1 0.4%