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 584 50.7%
2 United States 266 23.1%
3 Netherlands 128 11.1%
4 Germany 69 6%
5 France 35 3%
6 Canada 21 1.8%
7 United Kingdom 15 1.3%
8 Hong Kong 13 1.1%
9 Taiwan 6 0.5%
10 Russia 2 0.2%
11 Seychelles 2 0.2%
12 Norway 2 0.2%
13 Japan 2 0.2%
14 Korea, Republic of 2 0.2%
15 Romania 1 0.1%
16 India 1 0.1%
17 Singapore 1 0.1%
18 Turkey 1 0.1%
19 Ukraine 1 0.1%