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 448 51%
2 United States 215 24.5%
3 Netherlands 100 11.4%
4 Germany 63 7.2%
5 Canada 11 1.3%
6 Hong Kong 9 1%
7 India 6 0.7%
8 France 4 0.5%
9 Ireland 3 0.3%
10 Malaysia 3 0.3%
11 United Kingdom 3 0.3%
12 Greece 2 0.2%
13 Russia 2 0.2%
14 Taiwan 2 0.2%
15 Australia 2 0.2%
16 Austria 2 0.2%
17 Korea, Republic of 1 0.1%
18 Turkey 1 0.1%
19 Mauritius 1 0.1%