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 308 60.2%
2 United States 89 17.4%
3 Germany 39 7.6%
4 Taiwan 19 3.7%
5 Hong Kong 13 2.5%
6 Canada 8 1.6%
7 Japan 5 1%
8 United Kingdom 5 1%
9 Belgium 4 0.8%
10 Spain 3 0.6%
11 Macao 3 0.6%
12 Qatar 3 0.6%
13 Malaysia 2 0.4%
14 Switzerland 2 0.4%
15 Czech Republic 2 0.4%
16 France 2 0.4%
17 Kazakhstan 2 0.4%
18 Singapore 2 0.4%
19 Russia 1 0.2%