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 United States 186 41%
2 China 144 31.7%
3 Germany 31 6.8%
4 Canada 30 6.6%
5 Hong Kong 19 4.2%
6 Taiwan 8 1.8%
7 Japan 7 1.5%
8 Ireland 6 1.3%
9 Korea, Republic of 4 0.9%
10 New Zealand 4 0.9%
11 Russia 3 0.7%
12 Singapore 2 0.4%
13 Sweden 2 0.4%
14 United Kingdom 2 0.4%
15 2 0.4%
16 India 2 0.4%
17 Italy 1 0.2%
18 Macao 1 0.2%