BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 301 45.3%
2 United States 171 25.7%
3 Netherlands 102 15.3%
4 Germany 28 4.2%
5 Canada 14 2.1%
6 Taiwan 13 2%
7 Korea, Republic of 10 1.5%
8 France 6 0.9%
9 Japan 5 0.8%
10 Ukraine 5 0.8%
11 Turkey 4 0.6%
12 Czech Republic 2 0.3%
13 Finland 2 0.3%
14 Thailand 1 0.2%
15 United Kingdom 1 0.2%