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 United States 81 51.6%
2 China 32 20.4%
3 Germany 15 9.6%
4 New Zealand 6 3.8%
5 Russia 5 3.2%
6 Australia 4 2.5%
7 Canada 3 1.9%
8 Hong Kong 2 1.3%
9 Ireland 1 0.6%
10 Japan 1 0.6%
11 Korea, Republic of 1 0.6%
12 Netherlands 1 0.6%
13 Brazil 1 0.6%
14 France 1 0.6%
15 Singapore 1 0.6%
16 Taiwan 1 0.6%
17 Ukraine 1 0.6%