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 224 40.7%
2 United States 192 34.8%
3 Germany 38 6.9%
4 Hong Kong 21 3.8%
5 Canada 20 3.6%
6 Japan 9 1.6%
7 Taiwan 8 1.5%
8 Singapore 7 1.3%
9 Netherlands 7 1.3%
10 Russia 6 1.1%
11 Finland 3 0.5%
12 Brazil 3 0.5%
13 Albania 2 0.4%
14 Australia 2 0.4%
15 Belarus 2 0.4%
16 Macao 2 0.4%
17 Thailand 2 0.4%
18 Turkey 1 0.2%
19 France 1 0.2%
20 1 0.2%