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 United States 197 37.7%
2 China 168 32.1%
3 Netherlands 71 13.6%
4 Germany 23 4.4%
5 Canada 14 2.7%
6 Czech Republic 14 2.7%
7 Korea, Republic of 11 2.1%
8 Ukraine 6 1.1%
9 France 6 1.1%
10 Russia 4 0.8%
11 United Kingdom 2 0.4%
12 Denmark 2 0.4%
13 Australia 1 0.2%
14 Brazil 1 0.2%
15 Israel 1 0.2%
16 Japan 1 0.2%
17 Poland 1 0.2%