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 283 62.3%
2 United States 112 24.7%
3 Hong Kong 15 3.3%
4 Taiwan 9 2%
5 Japan 6 1.3%
6 Germany 5 1.1%
7 Canada 4 0.9%
8 United Kingdom 4 0.9%
9 Singapore 3 0.7%
10 France 3 0.7%
11 Sweden 2 0.4%
12 Switzerland 1 0.2%
13 Ukraine 1 0.2%
14 1 0.2%
15 Australia 1 0.2%
16 Korea, Republic of 1 0.2%
17 Netherlands 1 0.2%
18 Portugal 1 0.2%
19 Romania 1 0.2%