name  map colour  first operated         type           length  no sta          current stock                           future stock  trips per annum (1000)  avg trips per mile (1000)
0             bakerloo line       brown            1906    deep tube  23.2 km 14.5 mi      25             1972 stock                                  n / a                  111136                       7665
1              central line         red            1900    deep tube  74 0 km 46 0 mi      49             1992 stock                                  n / a                  260916                       5672
2               circle line      yellow            1871  sub surface  27.2 km 17 0 mi      36        c stock s stock  s stock (currently replacing c stock)                  114609                       4716
3             district line       green            1868  sub surface  64 0 km 40 0 mi      60  c stock and d78 stock                      s stock from 2014                  208317                       5208
4   hammersmith & city line        pink            1864  sub surface  25.5 km 15.9 mi      29        c stock s stock  s stock (currently replacing c stock)                  114609                       4716
5              jubilee line      silver            1979    deep tube  36.2 km 22.5 mi      27             1996 stock                                  n / a                  213554                       9491
6         metropolitan line      purple            1863  sub surface  66.7 km 41.5 mi      34                s stock                                  n / a                   66779                       1609
7             northern line       black            1890    deep tube  58 0 km 36 0 mi      50             1995 stock                                  n / a                  252310                       7009
8           piccadilly line   dark blue            1906    deep tube  71 0 km 44.3 mi      53             1973 stock                                  n / a                  210169                       4744
9             victoria line  light blue            1968    deep tube  21 0 km 13.3 mi      16             2009 stock                                  n / a                  199988                      15093
10     waterloo & city line   turquoise            1898    deep tube    2.5 km 1.5 mi       2             1992 stock                                  n / a                   15892                      10595

Table as JSON:
{"name":{"0":"bakerloo line","1":"central line","2":"circle line","3":"district line","4":"hammersmith & city line","5":"jubilee line","6":"metropolitan line","7":"northern line","8":"piccadilly line","9":"victoria line","10":"waterloo & city line"},"map colour":{"0":"brown","1":"red","2":"yellow","3":"green","4":"pink","5":"silver","6":"purple","7":"black","8":"dark blue","9":"light blue","10":"turquoise"},"first operated":{"0":1906,"1":1900,"2":1871,"3":1868,"4":1864,"5":1979,"6":1863,"7":1890,"8":1906,"9":1968,"10":1898},"type":{"0":"deep tube","1":"deep tube","2":"sub surface","3":"sub surface","4":"sub surface","5":"deep tube","6":"sub surface","7":"deep tube","8":"deep tube","9":"deep tube","10":"deep tube"},"length":{"0":"23.2 km 14.5 mi","1":"74 0 km 46 0 mi","2":"27.2 km 17 0 mi","3":"64 0 km 40 0 mi","4":"25.5 km 15.9 mi","5":"36.2 km 22.5 mi","6":"66.7 km 41.5 mi","7":"58 0 km 36 0 mi","8":"71 0 km 44.3 mi","9":"21 0 km 13.3 mi","10":"2.5 km 1.5 mi"},"no sta":{"0":25,"1":49,"2":36,"3":60,"4":29,"5":27,"6":34,"7":50,"8":53,"9":16,"10":2},"current stock":{"0":"1972 stock","1":"1992 stock","2":"c stock s stock","3":"c stock and d78 stock","4":"c stock s stock","5":"1996 stock","6":"s stock","7":"1995 stock","8":"1973 stock","9":"2009 stock","10":"1992 stock"},"future stock":{"0":"n \/ a","1":"n \/ a","2":"s stock (currently replacing c stock)","3":"s stock from 2014","4":"s stock (currently replacing c stock)","5":"n \/ a","6":"n \/ a","7":"n \/ a","8":"n \/ a","9":"n \/ a","10":"n \/ a"},"trips per annum (1000)":{"0":111136,"1":260916,"2":114609,"3":208317,"4":114609,"5":213554,"6":66779,"7":252310,"8":210169,"9":199988,"10":15892},"avg trips per mile (1000)":{"0":7665,"1":5672,"2":4716,"3":5208,"4":4716,"5":9491,"6":1609,"7":7009,"8":4744,"9":15093,"10":10595}}