BPG致力于知识的发现和传播
Total Visits of This Article
2023 | 总访问次数
排名 国家/地区 数量 占比
1 China 493 74.7%
2 United States 98 14.8%
3 Japan 17 2.6%
4 Sweden 9 1.4%
5 Russia 9 1.4%
6 Germany 8 1.2%
7 Hong Kong 6 0.9%
8 Bulgaria 5 0.8%
9 Canada 4 0.6%
10 Morocco 4 0.6%
11 France 2 0.3%
12 Singapore 1 0.2%
13 Ukraine 1 0.2%
14 Czech Republic 1 0.2%
15 Italy 1 0.2%
16 Korea, Republic of 1 0.2%