BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 183 42.9%
2 United States 116 27.2%
3 Germany 58 13.6%
4 Netherlands 34 8%
5 Ireland 6 1.4%
6 Hong Kong 6 1.4%
7 France 4 0.9%
8 Singapore 4 0.9%
9 India 3 0.7%
10 Estonia 3 0.7%
11 Brazil 3 0.7%
12 Canada 2 0.5%
13 Indonesia 2 0.5%
14 Switzerland 2 0.5%
15 Ukraine 1 0.2%