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 62 39.5%
2 United States 36 22.9%
3 Germany 17 10.8%
4 Netherlands 13 8.3%
5 Hong Kong 6 3.8%
6 Philippines 6 3.8%
7 Malaysia 5 3.2%
8 New Zealand 5 3.2%
9 Russia 2 1.3%
10 Senegal 2 1.3%
11 Ukraine 2 1.3%
12 Moldova, Republic of 1 0.6%