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 233 70.6%
2 Taiwan 33 10%
3 United States 25 7.6%
4 Hong Kong 12 3.6%
5 South Africa 8 2.4%
6 Netherlands 4 1.2%
7 Japan 4 1.2%
8 Germany 4 1.2%
9 Australia 2 0.6%
10 Russia 2 0.6%
11 Canada 1 0.3%
12 Korea, Republic of 1 0.3%
13 Malaysia 1 0.3%