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 174 56.9%
2 United States 53 17.3%
3 Germany 19 6.2%
4 Taiwan 9 2.9%
5 Hong Kong 8 2.6%
6 United Kingdom 7 2.3%
7 New Zealand 5 1.6%
8 Singapore 5 1.6%
9 Australia 5 1.6%
10 Netherlands 4 1.3%
11 Japan 3 1%
12 Korea, Republic of 2 0.7%
13 Israel 2 0.7%
14 Brazil 2 0.7%
15 Finland 2 0.7%
16 Slovakia 2 0.7%
17 Norway 2 0.7%
18 Portugal 2 0.7%