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 67 39.6%
2 China 49 29%
3 Canada 24 14.2%
4 Netherlands 10 5.9%
5 Russia 6 3.6%
6 France 4 2.4%
7 Belgium 3 1.8%
8 Germany 2 1.2%
9 Korea, Republic of 2 1.2%
10 Mauritius 1 0.6%
11 Thailand 1 0.6%