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 370 46.1%
2 United States 156 19.4%
3 Netherlands 131 16.3%
4 Germany 74 9.2%
5 Canada 16 2%
6 Hong Kong 12 1.5%
7 Taiwan 8 1%
8 Malaysia 6 0.7%
9 Singapore 6 0.7%
10 France 6 0.7%
11 United Kingdom 4 0.5%
12 Ireland 3 0.4%
13 Japan 2 0.2%
14 Korea, Republic of 2 0.2%
15 Australia 2 0.2%
16 New Zealand 2 0.2%
17 Romania 1 0.1%
18 Zimbabwe 1 0.1%
19 India 1 0.1%