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 262 45.9%
2 United States 205 35.9%
3 Germany 48 8.4%
4 Hong Kong 14 2.5%
5 Taiwan 12 2.1%
6 Ireland 6 1.1%
7 Netherlands 5 0.9%
8 Russia 4 0.7%
9 Australia 3 0.5%
10 Canada 3 0.5%
11 United Kingdom 2 0.4%
12 Brazil 2 0.4%
13 Japan 2 0.4%
14 Macao 2 0.4%
15 Singapore 1 0.2%