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 490 54.1%
2 United States 202 22.3%
3 Netherlands 47 5.2%
4 Germany 40 4.4%
5 Hong Kong 30 3.3%
6 Japan 25 2.8%
7 Taiwan 16 1.8%
8 Canada 16 1.8%
9 Singapore 6 0.7%
10 France 4 0.4%
11 Ireland 4 0.4%
12 India 3 0.3%
13 Brazil 3 0.3%
14 Russia 3 0.3%
15 United Kingdom 3 0.3%
16 Zimbabwe 2 0.2%
17 Macao 2 0.2%
18 Turkey 2 0.2%
19 Ukraine 2 0.2%
20 Kazakhstan 2 0.2%
21 Romania 2 0.2%
22 Korea, Republic of 1 0.1%
23 Czech Republic 1 0.1%