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 United States 40 38.5%
2 China 28 26.9%
3 United Kingdom 10 9.6%
4 Estonia 6 5.8%
5 France 5 4.8%
6 Russia 5 4.8%
7 Germany 2 1.9%
8 Hong Kong 1 1%
9 India 1 1%
10 Moldova, Republic of 1 1%
11 Netherlands 1 1%
12 Poland 1 1%
13 Turkey 1 1%
14 Czech Republic 1 1%
15 Australia 1 1%