Sentence: At a height of 306 metres above sea level, Akron, Ohio has a total area of 161.54 square kilometres. Also, its population density is 1239.3 inhabitants per square km, and the area codes are 234 and 330.

What structured data could we extract from this sentence?
Akron, Ohio, elevationAboveTheSeaLevel, 306.0; Akron, Ohio, populationDensity, 1239.3 (inhabitants per square kilometre); Akron, Ohio, areaTotal, 161.54 (square kilometres); Akron, Ohio, areaCode, 234, 330