BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 234 40.2%
2 United States 173 29.7%
3 Netherlands 109 18.7%
4 Canada 19 3.3%
5 Germany 15 2.6%
6 Russia 9 1.5%
7 Korea, Republic of 6 1%
8 Ukraine 3 0.5%
9 Hong Kong 3 0.5%
10 South Africa 2 0.3%
11 Sweden 2 0.3%
12 Taiwan 2 0.3%
13 Moldova, Republic of 2 0.3%
14 Turkey 1 0.2%
15 Australia 1 0.2%
16 Brazil 1 0.2%