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 | Title | Peak chart positions\nSWE | Peak chart positions\nSWI | Peak chart positions\nUK | Album |
| --- | --- | --- | --- | --- | --- |
| 2003 | "Znaj da znam" | — | — | — | Naj, Najbolja |
| 2003 | "Naj, najbolja" | — | — | — | Naj, Najbolja |
| 2003 | "Gorka čokolada" | — | — | — | Bez Ljubavi |
| 2004 | "Bol do ludila" | — | — | — | Bez Ljubavi |
| 2005 | "Ponuda" | — | — | — | Ponuda CDS |
| 2005 | "Agonija" | — | — | — | Agonija CDS |
| 2005 | "U nedelju" | — | — | — | Bez Ljubavi |
| 2006 | "Bez ljubavi" | — | — | — | Bez Ljubavi |
| 2006 | "101" | — | — | — | Bez Ljubavi |
| 2007 | "Molitva" | 9 | 19 | 112 | Molitva CDS, Molitva - The Best Of |
| 2008 | "Nisam Anđeo" | — | — | — | Nisam Anđeo |
| 2009 | "Šta da zaboravim" | — | — | — | Anđeo |
| 2010 | "Jedan vidi sve" | — | — | — | Anđeo |
Question:
how many consecutive years did the singer not have a single on a chart?
Answer:
4