BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 169 59.3%
2 United States 56 19.6%
3 Germany 16 5.6%
4 Indonesia 11 3.9%
5 Hong Kong 7 2.5%
6 Singapore 6 2.1%
7 Taiwan 4 1.4%
8 Canada 4 1.4%
9 Japan 3 1.1%
10 Macao 2 0.7%
11 Ukraine 2 0.7%
12 United Kingdom 2 0.7%
13 Netherlands 1 0.4%
14 Portugal 1 0.4%
15 Russia 1 0.4%