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 140 48.3%
2 China 89 30.7%
3 Canada 16 5.5%
4 Netherlands 13 4.5%
5 Russia 8 2.8%
6 Korea, Republic of 7 2.4%
7 Singapore 3 1%
8 Norway 3 1%
9 Hong Kong 3 1%
10 India 2 0.7%
11 Germany 2 0.7%
12 Australia 1 0.3%
13 Indonesia 1 0.3%
14 Ireland 1 0.3%
15 United Kingdom 1 0.3%