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 148 49.5%
2 United States 55 18.4%
3 Germany 46 15.4%
4 Taiwan 13 4.3%
5 Hong Kong 9 3%
6 Canada 6 2%
7 Australia 4 1.3%
8 United Kingdom 4 1.3%
9 Turkey 2 0.7%
10 Norway 2 0.7%
11 Romania 2 0.7%
12 Russia 2 0.7%
13 Singapore 2 0.7%
14 Moldova, Republic of 2 0.7%
15 Netherlands 1 0.3%
16 India 1 0.3%