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 152 58.7%
2 United States 44 17%
3 Germany 31 12%
4 Hong Kong 7 2.7%
5 Taiwan 6 2.3%
6 Japan 4 1.5%
7 Macao 3 1.2%
8 Malaysia 3 1.2%
9 Singapore 3 1.2%
10 Australia 2 0.8%
11 Netherlands 2 0.8%
12 Iran, Islamic Republic of 2 0.8%