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 262 57.3%
2 United States 83 18.2%
3 Germany 40 8.8%
4 Taiwan 19 4.2%
5 Japan 10 2.2%
6 Hong Kong 9 2%
7 Netherlands 7 1.5%
8 Russia 5 1.1%
9 Thailand 5 1.1%
10 United Kingdom 4 0.9%
11 Canada 4 0.9%
12 Bahamas 2 0.4%
13 Italy 2 0.4%
14 South Africa 2 0.4%
15 Turkey 1 0.2%
16 1 0.2%
17 Australia 1 0.2%