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:
| Year | President | Vice President | Gen.-Secretary | Treasurer |
| --- | --- | --- | --- | --- |
| 2013-2014 | Oskar Salmhofer | Stephanie Moyaert | Marta Tomczyk | Tim Kowalke |
| 2012-2013 | Sebastian Ihler | Surali Ribadiya | Nina Gibson | Lotte van Doorn |
| 2011-2012 (Startup Board)** | Robert Tilch | Inge Grubben | Hendrik Borgaes | Elizabeth Kirstein |
| 2010-2011 | Charlotte Behnke | Sylvie Poels | Christian Moeller | Chantal Römgens |
| 2009-2010, second semester | Esther-Vanessa Vollmer | Charlotte Saes | Charlotte Clasen | Tilman Bletzinger |
| 2009-2010, first semester | Esther-Vanessa Vollmer | Charlotte Saes | Silvana Jansen | Tilman Bletzinger |
| 2008-2009 | Schirin Chahvand | Jonas Fikke | Servé Brouwers | Bastian Grundmann |
| 2007-2008, second semester | Lotte Oudendijk | Suzan van Zutphen | Margit van Opstal | Mark Toemen |
| 2007-2008, first semester | Lotte Oudendijk | Suzan van Zutphen | Margit van Opstal | Tim Huonker |
| 2006-2007, second semester | Daniel Masny | Jan A. Scheele | Nora Dublanka | Tim Huonker |
| 2006-2007, first semester | Daniel Masny | Jan A. Scheele | Nora Dublanka | Rebecca T. Altmann |
| 2005-2006, second semester | Matthias Koeplin | Hans Heijnen | Bianca Claassen | Rebecca T. Altmann |
| 2005-2006, first semester | Baris Altay | Laura Tolen | Bianca Claassen | Matthias Koeplin |
| 2004-2005, second semester | Thomas Krings | Laura Tolen | Jonneke de Koning | Christian Mantele |
| 2004-2005, first semester | Thomas Krings | Dreas van Donselaar | Jonneke de Koning | Christian Mantele |
| 2003-2004, second semester | Sam Renkema | Bas Thijssen | Celine van Soest | Ashanti Caesar |
| 2003-2004, first semester | Sam Renkema | Bas Thijssen | Nancy Bocken | Mark Joosten |
| 2002-2003, second semester | Mark Joosten | Manuel Neven | Bram van Beek | Job Annegarn |
| 2002-2003, first semester | Mark Joosten | Manuel Neven | Saskia de Heus | Job Annegarn |
| 2002 (Startup Board)* | Alex Smits | Margje Heijmans | Sara Kellendonk | Martijn van Opijnen |
Question:
Which year has a Gen.-Secretary of silvana jansen?
Answer:
2009-2010, first semester