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 252 33.4%
2 United States 193 25.6%
3 Netherlands 161 21.3%
4 Sweden 84 11.1%
5 Germany 22 2.9%
6 Canada 17 2.3%
7 Korea, Republic of 9 1.2%
8 France 4 0.5%
9 Australia 3 0.4%
10 Hong Kong 3 0.4%
11 Japan 2 0.3%
12 Romania 2 0.3%
13 Russia 1 0.1%
14 United Kingdom 1 0.1%
15 India 1 0.1%