BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 362 46.2%
2 United States 181 23.1%
3 Netherlands 122 15.6%
4 Germany 48 6.1%
5 Canada 15 1.9%
6 Japan 15 1.9%
7 Russia 13 1.7%
8 Indonesia 5 0.6%
9 France 4 0.5%
10 Korea, Republic of 3 0.4%
11 United Kingdom 3 0.4%
12 Ireland 2 0.3%
13 Hong Kong 2 0.3%
14 India 2 0.3%
15 Australia 2 0.3%
16 Austria 2 0.3%
17 Chile 1 0.1%
18 Singapore 1 0.1%
19 Norway 1 0.1%