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 181 40.5%
2 Netherlands 124 27.7%
3 United States 89 19.9%
4 Germany 23 5.1%
5 Canada 11 2.5%
6 Japan 5 1.1%
7 Czech Republic 3 0.7%
8 France 3 0.7%
9 Taiwan 3 0.7%
10 United Kingdom 2 0.4%
11 Russia 2 0.4%
12 India 1 0.2%