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 156 53.4%
2 United States 57 19.5%
3 Germany 35 12%
4 Taiwan 8 2.7%
5 Canada 7 2.4%
6 Singapore 4 1.4%
7 Sweden 3 1%
8 Hong Kong 3 1%
9 Japan 2 0.7%
10 Australia 2 0.7%
11 Austria 2 0.7%
12 Brazil 2 0.7%
13 New Zealand 2 0.7%
14 Russia 2 0.7%
15 Turkey 2 0.7%
16 United Kingdom 2 0.7%
17 Argentina 1 0.3%
18 Macao 1 0.3%
19 Malaysia 1 0.3%