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 213 61.4%
2 United States 62 17.9%
3 Germany 30 8.6%
4 Ireland 7 2%
5 Singapore 6 1.7%
6 Taiwan 5 1.4%
7 United Kingdom 4 1.2%
8 Hong Kong 4 1.2%
9 Russia 3 0.9%
10 Brazil 2 0.6%
11 Sweden 2 0.6%
12 Kuwait 2 0.6%
13 Macao 2 0.6%
14 Malaysia 2 0.6%
15 Netherlands 2 0.6%
16 Korea, Republic of 1 0.3%