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 164 62.8%
2 United States 39 14.9%
3 Germany 14 5.4%
4 Taiwan 9 3.4%
5 Hong Kong 7 2.7%
6 Canada 4 1.5%
7 Singapore 3 1.1%
8 Australia 3 1.1%
9 Brazil 2 0.8%
10 Switzerland 2 0.8%
11 India 2 0.8%
12 Japan 2 0.8%
13 Korea, Republic of 2 0.8%
14 United Kingdom 2 0.8%
15 Turkey 1 0.4%
16 Moldova, Republic of 1 0.4%
17 Netherlands 1 0.4%
18 New Zealand 1 0.4%
19 Sri Lanka 1 0.4%
20 France 1 0.4%