regional county municipality (rcm)  population canada 2011 census   land area  density (pop per km2)                     seat of rcm
0                              acton                          15381  km2 (sqmi)                   26.5                      acton vale
1                 brome - missisquoi                          55621  km2 (sqmi)                   33.7                     cowansville
2                 la haute - yamaska                          85042  km2 (sqmi)                  133.6                          granby
3         la vallãe - du - richelieu                         116773  km2 (sqmi)                  198.3                   mcmasterville
4                le haut - richelieu                         114344  km2 (sqmi)                  122.1  saint - jean - sur - richelieu
5                    les maskoutains                          84248  km2 (sqmi)                   64.7               saint - hyacinthe

Table as JSON:
{"regional county municipality (rcm)":{"0":"acton","1":"brome - missisquoi","2":"la haute - yamaska","3":"la vallãe - du - richelieu","4":"le haut - richelieu","5":"les maskoutains"},"population canada 2011 census":{"0":15381,"1":55621,"2":85042,"3":116773,"4":114344,"5":84248},"land area":{"0":"km2 (sqmi)","1":"km2 (sqmi)","2":"km2 (sqmi)","3":"km2 (sqmi)","4":"km2 (sqmi)","5":"km2 (sqmi)"},"density (pop per km2)":{"0":26.5,"1":33.7,"2":133.6,"3":198.3,"4":122.1,"5":64.7},"seat of rcm":{"0":"acton vale","1":"cowansville","2":"granby","3":"mcmasterville","4":"saint - jean - sur - richelieu","5":"saint - hyacinthe"}}