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 United States 60 40.5%
2 China 50 33.8%
3 Japan 7 4.7%
4 Germany 5 3.4%
5 India 4 2.7%
6 Iran, Islamic Republic of 3 2%
7 Canada 3 2%
8 Taiwan 2 1.4%
9 Netherlands 2 1.4%
10 Russia 2 1.4%
11 Viet Nam 2 1.4%
12 Singapore 1 0.7%
13 Slovakia 1 0.7%
14 Spain 1 0.7%
15 Switzerland 1 0.7%
16 Qatar 1 0.7%
17 Latvia 1 0.7%
18 Hong Kong 1 0.7%
19 Cyprus 1 0.7%