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 264 42.9%
2 United States 141 22.9%
3 Singapore 119 19.3%
4 Germany 44 7.1%
5 Hong Kong 13 2.1%
6 Netherlands 10 1.6%
7 Japan 8 1.3%
8 Taiwan 4 0.6%
9 Russia 4 0.6%
10 Norway 2 0.3%
11 Cambodia 2 0.3%
12 Canada 2 0.3%
13 Chile 1 0.2%
14 Moldova, Republic of 1 0.2%
15 Australia 1 0.2%