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 176 52.2%
2 United States 64 19%
3 Germany 29 8.6%
4 Taiwan 14 4.2%
5 Malaysia 10 3%
6 Hong Kong 10 3%
7 Uzbekistan 6 1.8%
8 Netherlands 4 1.2%
9 Ireland 4 1.2%
10 Australia 4 1.2%
11 Japan 3 0.9%
12 Korea, Republic of 2 0.6%
13 Brazil 2 0.6%
14 France 2 0.6%
15 Viet Nam 2 0.6%
16 Singapore 2 0.6%
17 Russia 1 0.3%
18 United Arab Emirates 1 0.3%
19 Canada 1 0.3%