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 | Club | Country | Competition | Apps. | Goals |
| --- | --- | --- | --- | --- | --- |
| 1997/98 | Rapide Club Lebbeke | Belgium | Fourth Division | – | – |
| 1998/99 | KSC Eendracht Aalst | Belgium | Jupiler League | 30 | 7 |
| 1999/00 | KSC Eendracht Aalst | Belgium | Jupiler League | 31 | 7 |
| 2000/01 | KSC Eendracht Aalst | Belgium | Jupiler League | 30 | 6 |
| 2001/02 | Omonia Nicosia | Cyprus | Cypriot First Division | 22 | 8 |
| 2002/03 | FC Denderleeuw | Belgium | Belgian Second Division | 32 | 23 |
| 2003/04 | 1. FC Saarbrücken | Germany | Regionalliga Süd | 33 | 16 |
| 2004/05 | 1. FC Saarbrücken | Germany | 2. Bundesliga | 14 | 7 |
| 2005/06 | 1. FC Saarbrücken | Germany | 2. Bundesliga | 10 | 0 |
| 2005/06 | S.V. Zulte Waregem | Belgium | Jupiler League | 14 | 1 |
| 2006/07 | FCV Dender EH | Belgium | Belgian Second Division | 33 | 21 |
| 2007/08 | MVV | Netherlands | Eerste divisie | 33 | 22 |
| 2008/09 | MVV | Netherlands | Eerste divisie | 32 | 20 |
| Total | Last Updated | 8 July 2009 |  | 302 | 132 |
Question:
in how many seasons were there at least 20 goals scored?
Answer:
4