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 United States 65 40.6%
2 China 52 32.5%
3 Germany 14 8.8%
4 Hong Kong 4 2.5%
5 Netherlands 4 2.5%
6 United Kingdom 4 2.5%
7 France 3 1.9%
8 Ukraine 3 1.9%
9 Singapore 2 1.2%
10 New Zealand 2 1.2%
11 Philippines 1 0.6%
12 Russia 1 0.6%
13 Japan 1 0.6%
14 Macao 1 0.6%
15 Moldova, Republic of 1 0.6%
16 Taiwan 1 0.6%
17 Finland 1 0.6%