2012 rank municipio           2010 land area 2010 population density     ansi                         location
0          1  san juan  39.500sqmi 102.305 km 2  10008persqmi 3864 km 2  2414943  18.4064 degreen 66.0640 degreew
1          2   bayamón   26.971sqmi 69.854 km 2   7716persqmi 2979 km 2  2415307  18.3801 degreen 66.1633 degreew
2          3  carolina   20.653sqmi 53.490 km 2   8559persqmi 3305 km 2  2415327  18.4121 degreen 65.9798 degreew
3          4     ponce   30.607sqmi 79.273 km 2   5434persqmi 2098 km 2  2414913  17.9874 degreen 66.6097 degreew
4          5    caguas   10.916sqmi 28.272 km 2  13090persqmi 5054 km 2  2415318  18.2324 degreen 66.0390 degreew

Table as JSON:
{"2012 rank":{"0":1,"1":2,"2":3,"3":4,"4":5},"municipio":{"0":"san juan","1":"bayamón","2":"carolina","3":"ponce","4":"caguas"},"2010 land area":{"0":"39.500sqmi 102.305 km 2","1":"26.971sqmi 69.854 km 2","2":"20.653sqmi 53.490 km 2","3":"30.607sqmi 79.273 km 2","4":"10.916sqmi 28.272 km 2"},"2010 population density":{"0":"10008persqmi 3864 km 2","1":"7716persqmi 2979 km 2","2":"8559persqmi 3305 km 2","3":"5434persqmi 2098 km 2","4":"13090persqmi 5054 km 2"},"ansi":{"0":2414943,"1":2415307,"2":2415327,"3":2414913,"4":2415318},"location":{"0":"18.4064 degreen 66.0640 degreew","1":"18.3801 degreen 66.1633 degreew","2":"18.4121 degreen 65.9798 degreew","3":"17.9874 degreen 66.6097 degreew","4":"18.2324 degreen 66.0390 degreew"}}