Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Season | East Superleague | East Premier League | East Region South Division | East Region Central Division | East Region North Division |
| --- | --- | --- | --- | --- | --- |
| 2006–07 | Linlithgow Rose | Glenrothes | Newtongrange Star | Dundonald Bluebell | Forfar West End |
| 2007–08 | Lochee United | Bo'ness United | Fauldhouse United | Ballingry Rovers | Blairgowrie |
| 2008–09 | Bonnyrigg Rose Athletic | Musselburgh Athletic | Armadale Thistle | St Andrews United | Montrose Roselea |
| 2009–10 | Bo'ness United | Tayport | Broxburn Athletic | Thornton Hibs | Broughty Athletic |
| 2010–11 | Bo'ness United | St. Andrews United | Sauchie Juniors | Oakley United | Downfield |
| 2011–12 | Bonnyrigg Rose Athletic | Sauchie Juniors | Dalkeith Thistle | Jeanfield Swifts | Dundee Violet |
| 2012–13 | Linlithgow Rose | Newtongrange Star | Fauldhouse United | Kinnoull | Kirriemuir Thistle |
Question:
how many years are there in a season?
Answer:
1