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 United States 42 34.1%
2 China 21 17.1%
3 Canada 19 15.4%
4 Hong Kong 9 7.3%
5 Spain 5 4.1%
6 United Kingdom 5 4.1%
7 Japan 4 3.3%
8 Netherlands 3 2.4%
9 Taiwan 2 1.6%
10 Russia 2 1.6%
11 Australia 2 1.6%
12 Brazil 1 0.8%
13 Germany 1 0.8%
14 Korea, Republic of 1 0.8%
15 Macao 1 0.8%
16 Malaysia 1 0.8%
17 South Africa 1 0.8%
18 Thailand 1 0.8%
19 Poland 1 0.8%
20 Israel 1 0.8%