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 1414 74.2%
2 United States 199 10.4%
3 Netherlands 108 5.7%
4 France 56 2.9%
5 Germany 42 2.2%
6 Canada 22 1.2%
7 Hong Kong 19 1%
8 Taiwan 13 0.7%
9 Korea, Republic of 7 0.4%
10 United Kingdom 5 0.3%
11 Japan 4 0.2%
12 Singapore 4 0.2%
13 Viet Nam 3 0.2%
14 Macao 2 0.1%
15 Malaysia 2 0.1%
16 India 2 0.1%
17 Ukraine 1 0.1%
18 Sweden 1 0.1%
19 Russia 1 0.1%