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 80 46.2%
2 United States 60 34.7%
3 Canada 7 4%
4 Germany 6 3.5%
5 Netherlands 4 2.3%
6 Serbia 3 1.7%
7 Singapore 3 1.7%
8 Syrian Arab Republic 2 1.2%
9 Belgium 2 1.2%
10 New Zealand 2 1.2%
11 Romania 1 0.6%
12 Macao 1 0.6%
13 Turkey 1 0.6%
14 Ukraine 1 0.6%