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 237 36.5%
2 Netherlands 192 29.6%
3 United States 163 25.1%
4 Germany 20 3.1%
5 Canada 18 2.8%
6 France 6 0.9%
7 Korea, Republic of 3 0.5%
8 India 2 0.3%
9 Brazil 2 0.3%
10 Pakistan 2 0.3%
11 Russia 1 0.2%
12 Switzerland 1 0.2%
13 Estonia 1 0.2%
14 Ireland 1 0.2%