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 250 36.5%
2 United States 176 25.7%
3 Netherlands 166 24.2%
4 Germany 27 3.9%
5 Czech Republic 15 2.2%
6 Korea, Republic of 13 1.9%
7 Canada 12 1.8%
8 Japan 4 0.6%
9 United Kingdom 4 0.6%
10 Taiwan 3 0.4%
11 Ukraine 2 0.3%
12 Brazil 2 0.3%
13 Albania 2 0.3%
14 Russia 2 0.3%
15 Viet Nam 1 0.1%
16 Armenia 1 0.1%
17 Egypt 1 0.1%
18 Estonia 1 0.1%
19 France 1 0.1%
20 Romania 1 0.1%
21 Lithuania 1 0.1%