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 212 37.5%
2 United States 179 31.7%
3 Netherlands 107 18.9%
4 Germany 22 3.9%
5 Canada 20 3.5%
6 Korea, Republic of 9 1.6%
7 Ireland 4 0.7%
8 France 4 0.7%
9 Taiwan 2 0.4%
10 Ukraine 1 0.2%
11 Romania 1 0.2%
12 Russia 1 0.2%
13 Singapore 1 0.2%
14 Chile 1 0.2%
15 India 1 0.2%