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 181 73.6%
2 United States 16 6.5%
3 Netherlands 14 5.7%
4 Korea, Republic of 12 4.9%
5 Hong Kong 7 2.8%
6 Germany 5 2%
7 Canada 4 1.6%
8 Australia 2 0.8%
9 Taiwan 2 0.8%
10 Macao 1 0.4%
11 Russia 1 0.4%
12 Singapore 1 0.4%