season                               name  teams     relegated to league                              promoted to league                     promoted from league                        relegated from league
0   1996 - 97  courage championship division one     12                    none         coventry rugby lions rotherham richmond               richmond newcastle falcons                       rugby lions nottingham
1   1997 - 98      allied dunbar premiership two     12  orrell west hartlepool                                    exeter fylde  bedford west hartlepool london scottish                                         none
2   1998 - 99      allied dunbar premiership two     14                 bristol  london welsh rugby lions leeds tykes worcester                                  bristol                             fylde blackheath
3   1999 - 00       allied dunbar premership two     14         west hartlepool                               henley manchester                                rotherham                  west hartlepool rugby lions
4   2000 - 01              national division one     14           bedford blues                     otley birmingham - solihull                              leeds tykes                              orrell waterloo
5   2001 - 02              national division one     14        rotherham titans                           bracknell rugby lions                                     none                             henley bracknell
6   2002 - 03              national division one     14                    none                          plymouth albion orrell                         rotherham titans                          rugby lions moseley
7   2003 - 04              national division one     14         bristol shoguns                        henley penzance & newlyn                       worcester warriors                                   manchester
8   2004 - 05              national division one     14        rotherham titans                         nottingham sedgley park                                  bristol                                orrell henley
9   2005 - 06              national division one     14              harlequins                               doncaster newbury                               harlequins                                         none
10  2006 - 07              national division one     16             leeds tykes                                moseley waterloo                              leeds tykes                               waterloo otley
11  2007 - 08              national division one     16      northampton saints                        esher cornish all blacks                       northampton saints             pertemps bees cornish all blacks
12  2008 - 09              national division one     16          leeds carnegie                                otley manchester                           leeds carnegie  esher newbury sedgley park otley manchester
13  2009 - 10                   rfu championship     12                 bristol                         birmingham and solihull                            exeter chiefs                                     coventry
14  2010 - 11                   rfu championship     12      worcester warriors                                           esher                       worcester warriors                      birmingham and solihull
15  2011 - 12                   rfu championship     12          leeds carnegie                                 london scottish                             london welsh                                        esher
16  2012 - 13                   rfu championship     12       newcastle falcons                                          jersey                        newcastle falcons                            doncaster knights

Table as JSON:
{"season":{"0":"1996 - 97","1":"1997 - 98","2":"1998 - 99","3":"1999 - 00","4":"2000 - 01","5":"2001 - 02","6":"2002 - 03","7":"2003 - 04","8":"2004 - 05","9":"2005 - 06","10":"2006 - 07","11":"2007 - 08","12":"2008 - 09","13":"2009 - 10","14":"2010 - 11","15":"2011 - 12","16":"2012 - 13"},"name":{"0":"courage championship division one","1":"allied dunbar premiership two","2":"allied dunbar premiership two","3":"allied dunbar premership two","4":"national division one","5":"national division one","6":"national division one","7":"national division one","8":"national division one","9":"national division one","10":"national division one","11":"national division one","12":"national division one","13":"rfu championship","14":"rfu championship","15":"rfu championship","16":"rfu championship"},"teams":{"0":12,"1":12,"2":14,"3":14,"4":14,"5":14,"6":14,"7":14,"8":14,"9":14,"10":16,"11":16,"12":16,"13":12,"14":12,"15":12,"16":12},"relegated to league":{"0":"none","1":"orrell west hartlepool","2":"bristol","3":"west hartlepool","4":"bedford blues","5":"rotherham titans","6":"none","7":"bristol shoguns","8":"rotherham titans","9":"harlequins","10":"leeds tykes","11":"northampton saints","12":"leeds carnegie","13":"bristol","14":"worcester warriors","15":"leeds carnegie","16":"newcastle falcons"},"promoted to league":{"0":"coventry rugby lions rotherham richmond","1":"exeter fylde","2":"london welsh rugby lions leeds tykes worcester","3":"henley manchester","4":"otley birmingham - solihull","5":"bracknell rugby lions","6":"plymouth albion orrell","7":"henley penzance & newlyn","8":"nottingham sedgley park","9":"doncaster newbury","10":"moseley waterloo","11":"esher cornish all blacks","12":"otley manchester","13":"birmingham and solihull","14":"esher","15":"london scottish","16":"jersey"},"promoted from league":{"0":"richmond newcastle falcons","1":"bedford west hartlepool london scottish","2":"bristol","3":"rotherham","4":"leeds tykes","5":"none","6":"rotherham titans","7":"worcester warriors","8":"bristol","9":"harlequins","10":"leeds tykes","11":"northampton saints","12":"leeds carnegie","13":"exeter chiefs","14":"worcester warriors","15":"london welsh","16":"newcastle falcons"},"relegated from league":{"0":"rugby lions nottingham","1":"none","2":"fylde blackheath","3":"west hartlepool rugby lions","4":"orrell waterloo","5":"henley bracknell","6":"rugby lions moseley","7":"manchester","8":"orrell henley","9":"none","10":"waterloo otley","11":"pertemps bees cornish all blacks","12":"esher newbury sedgley park otley manchester","13":"coventry","14":"birmingham and solihull","15":"esher","16":"doncaster knights"}}