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 217 45.6%
2 China 183 38.4%
3 Germany 38 8%
4 Hong Kong 4 0.8%
5 Colombia 4 0.8%
6 Mexico 4 0.8%
7 Russia 3 0.6%
8 United Kingdom 3 0.6%
9 Chile 2 0.4%
10 Singapore 2 0.4%
11 Taiwan 2 0.4%
12 Finland 2 0.4%
13 France 2 0.4%
14 Japan 2 0.4%
15 Korea, Republic of 2 0.4%
16 Malaysia 2 0.4%
17 Turkey 1 0.2%
18 Argentina 1 0.2%
19 Belgium 1 0.2%
20 Canada 1 0.2%