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 254 60.5%
2 United States 66 15.7%
3 Germany 31 7.4%
4 Singapore 12 2.9%
5 Canada 11 2.6%
6 Australia 7 1.7%
7 Japan 6 1.4%
8 United Kingdom 6 1.4%
9 Portugal 3 0.7%
10 Russia 3 0.7%
11 France 2 0.5%
12 Malaysia 2 0.5%
13 Netherlands 2 0.5%
14 New Zealand 2 0.5%
15 Belarus 2 0.5%
16 Brazil 2 0.5%
17 Hong Kong 2 0.5%
18 Ireland 2 0.5%
19 Taiwan 2 0.5%
20 Turkey 1 0.2%
21 Italy 1 0.2%
22 Estonia 1 0.2%