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 580 50.4%
2 United States 237 20.6%
3 Netherlands 136 11.8%
4 Germany 68 5.9%
5 France 39 3.4%
6 Canada 27 2.3%
7 Hong Kong 16 1.4%
8 Italy 10 0.9%
9 India 9 0.8%
10 Japan 4 0.3%
11 Brazil 4 0.3%
12 Singapore 3 0.3%
13 Taiwan 3 0.3%
14 Malaysia 2 0.2%
15 Sweden 2 0.2%
16 Romania 2 0.2%
17 Serbia 2 0.2%
18 Kyrgyzstan 2 0.2%
19 Luxembourg 1 0.1%
20 Norway 1 0.1%
21 Ukraine 1 0.1%
22 United Kingdom 1 0.1%