Table:
text: List of islands by population density
Most densely populated islands (over 1,000 people per km²)
Most densely populated islands (over 1,000 people per km²)
Island Country Population Area_km² Density_per_km²
Xiamen Island China 1,410,000 (est) 132.5 10650
Anping Island Taiwan 60,000 (est) 6 (est) 10000
Cheung Chau Hong Kong 23,156 (2007) 2.46 9413
Portsea Island ( Portsmouth ) United Kingdom approx. 147,000 (est) 16 approx. 9,187
Stadsholmen (Stockholm) Sweden approx. 3,000 (2006) 0.36 approx. 8,300
Katajanokka ( Helsinki ) Finland 4,167 (2005) 0.57 7244
Pulau Ujong (Singapore Island) Singapore 4,987,600 (2009) 710.2 6814
Isola dei Pescatori Italy 208 (1971) 0.034 6118
Cijin Island Taiwan 30,000 (2010) 5 (est) 6000
Peng Chau Hong Kong 5,300 (est) 0.99 5354
Stora Essingen (Stockholm) Sweden 3,892 (2006) 0.73 5332
Lauttasaari (Helsinki) Finland 19,644 (2008) 3.75 5238

Question: Which country has a density (per km²) of 6,814 among the list of islands by population density?

Question: Which island is in the United Kingdom under the list of islands by population density?