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 341 34.7%
2 United States 244 24.8%
3 Netherlands 216 22%
4 Sweden 97 9.9%
5 Canada 34 3.5%
6 Germany 24 2.4%
7 Korea, Republic of 9 0.9%
8 Russia 7 0.7%
9 Turkey 3 0.3%
10 France 3 0.3%
11 Brazil 2 0.2%
12 Ireland 2 0.2%
13 India 1 0.1%