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 35 32.1%
2 United States 26 23.9%
3 Netherlands 11 10.1%
4 Singapore 10 9.2%
5 Germany 8 7.3%
6 Taiwan 5 4.6%
7 Malaysia 4 3.7%
8 Hong Kong 3 2.8%
9 Viet Nam 2 1.8%
10 Australia 2 1.8%
11 France 1 0.9%
12 Moldova, Republic of 1 0.9%
13 Russia 1 0.9%