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 42 30.9%
2 United States 34 25%
3 Japan 17 12.5%
4 Canada 13 9.6%
5 Hong Kong 7 5.1%
6 Germany 5 3.7%
7 Australia 4 2.9%
8 Korea, Republic of 3 2.2%
9 Russia 2 1.5%
10 Taiwan 2 1.5%
11 United Kingdom 2 1.5%
12 Singapore 1 0.7%
13 Spain 1 0.7%
14 Macao 1 0.7%
15 Netherlands 1 0.7%
16 New Zealand 1 0.7%