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 191 37%
2 Netherlands 138 26.7%
3 United States 136 26.4%
4 Germany 25 4.8%
5 France 6 1.2%
6 Russia 5 1%
7 Brazil 3 0.6%
8 Canada 3 0.6%
9 Bangladesh 2 0.4%
10 Azerbaijan 1 0.2%
11 Lao People's Democratic Republic 1 0.2%
12 Estonia 1 0.2%
13 Slovenia 1 0.2%
14 Taiwan 1 0.2%
15 Ukraine 1 0.2%
16 United Kingdom 1 0.2%