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 China 109 49.5%
2 United States 83 37.7%
3 Switzerland 5 2.3%
4 United Kingdom 4 1.8%
5 Taiwan 3 1.4%
6 Germany 3 1.4%
7 Canada 3 1.4%
8 New Zealand 3 1.4%
9 Italy 2 0.9%
10 France 2 0.9%
11 Ghana 1 0.5%
12 Russia 1 0.5%
13 Spain 1 0.5%