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 219 37%
2 China 204 34.5%
3 Netherlands 106 17.9%
4 Germany 20 3.4%
5 Canada 14 2.4%
6 Korea, Republic of 9 1.5%
7 Taiwan 3 0.5%
8 Thailand 3 0.5%
9 France 2 0.3%
10 Macao 2 0.3%
11 Hong Kong 2 0.3%
12 Japan 2 0.3%
13 Belgium 2 0.3%
14 Czech Republic 1 0.2%
15 Ukraine 1 0.2%
16 Philippines 1 0.2%
17 Russia 1 0.2%