rank by average  competition finish             couple  total  number of dances  average
0                1                   1      jill & darren    371                11     33.7
1                2                   2       denise & ian    359                11     32.6
2                3                   4       aled & lilia    256                 9     28.4
3                4                   6    sarah & brendan    140                 5     28.0
4                5                   3      julian & erin    269                11     24.5
5                6                   5    roger & camilla    165                 7     23.6
6                7                   9       carol & paul     42                 2     21.0
7                8                   8     esther & anton     56                 3     18.7
8                9                   7  diarmuid & nicole     55                 4     13.8

Table as JSON:
{"rank by average":{"0":1,"1":2,"2":3,"3":4,"4":5,"5":6,"6":7,"7":8,"8":9},"competition finish":{"0":1,"1":2,"2":4,"3":6,"4":3,"5":5,"6":9,"7":8,"8":7},"couple":{"0":"jill & darren","1":"denise & ian","2":"aled & lilia","3":"sarah & brendan","4":"julian & erin","5":"roger & camilla","6":"carol & paul","7":"esther & anton","8":"diarmuid & nicole"},"total":{"0":371,"1":359,"2":256,"3":140,"4":269,"5":165,"6":42,"7":56,"8":55},"number of dances":{"0":11,"1":11,"2":9,"3":5,"4":11,"5":7,"6":2,"7":3,"8":4},"average":{"0":33.7,"1":32.6,"2":28.4,"3":28.0,"4":24.5,"5":23.6,"6":21.0,"7":18.7,"8":13.8}}