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 495 49.7%
2 United States 228 22.9%
3 Netherlands 105 10.5%
4 Germany 48 4.8%
5 Canada 25 2.5%
6 Hong Kong 19 1.9%
7 Taiwan 17 1.7%
8 Japan 9 0.9%
9 France 7 0.7%
10 United Kingdom 6 0.6%
11 Singapore 5 0.5%
12 India 4 0.4%
13 Australia 4 0.4%
14 Korea, Republic of 4 0.4%
15 Portugal 3 0.3%
16 Russia 3 0.3%
17 Belgium 3 0.3%
18 Brazil 2 0.2%
19 Macao 2 0.2%
20 Malaysia 2 0.2%
21 Ukraine 2 0.2%
22 Switzerland 1 0.1%
23 Peru 1 0.1%
24 Denmark 1 0.1%