BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 85 36.8%
2 United States 76 32.9%
3 Germany 16 6.9%
4 Hong Kong 9 3.9%
5 Korea, Republic of 9 3.9%
6 Canada 7 3%
7 Taiwan 6 2.6%
8 United Kingdom 5 2.2%
9 Singapore 4 1.7%
10 France 4 1.7%
11 Netherlands 3 1.3%
12 Macao 2 0.9%
13 Japan 1 0.4%
14 Austria 1 0.4%
15 New Zealand 1 0.4%
16 Norway 1 0.4%
17 Portugal 1 0.4%