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 26 33.3%
2 United States 22 28.2%
3 Netherlands 13 16.7%
4 New Zealand 6 7.7%
5 Hong Kong 3 3.8%
6 Czech Republic 2 2.6%
7 Canada 2 2.6%
8 Brazil 1 1.3%
9 France 1 1.3%
10 Korea, Republic of 1 1.3%
11 Russia 1 1.3%