BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 38 50.7%
2 United States 16 21.3%
3 Canada 9 12%
4 Australia 3 4%
5 Singapore 3 4%
6 Switzerland 1 1.3%
7 Thailand 1 1.3%
8 Malaysia 1 1.3%
9 Netherlands 1 1.3%
10 New Zealand 1 1.3%
11 Portugal 1 1.3%