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 United States 32 28.1%
2 China 31 27.2%
3 Netherlands 24 21.1%
4 Korea, Republic of 8 7%
5 Switzerland 5 4.4%
6 France 4 3.5%
7 Russia 3 2.6%
8 Canada 2 1.8%
9 Austria 1 0.9%
10 Germany 1 0.9%
11 Macao 1 0.9%
12 Malaysia 1 0.9%
13 Taiwan 1 0.9%