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 47.8%
2 United States 247 24.1%
3 Netherlands 142 13.8%
4 Germany 76 7.4%
5 Canada 17 1.7%
6 Singapore 14 1.4%
7 Hong Kong 10 1%
8 India 5 0.5%
9 Taiwan 5 0.5%
10 Sweden 4 0.4%
11 United Kingdom 4 0.4%
12 France 3 0.3%
13 Macao 2 0.2%
14 Finland 2 0.2%
15 Brazil 1 0.1%
16 Korea, Republic of 1 0.1%
17 Norway 1 0.1%
18 Thailand 1 0.1%
19 Ukraine 1 0.1%