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:
| Date | Cover model | Centerfold model | Interview subject | 20 Questions | Pictorials |
| --- | --- | --- | --- | --- | --- |
| 1-06 | Lisa Guerrero | Athena Lundberg | Mark Cuban | Kate Beckinsale | Lisa Guerrero |
| 2-06 | Adrianne Curry | Cassandra Lynn | Al Franken | Hugh Laurie | Adrianne Curry, Girls of Tuscany |
| 3-06 | Jessica Alba | Monica Leigh | Kanye West | Franz Ferdinand | Willa Ford |
| 4-06 | Candice Michelle | Holley Ann Dorrough | Keanu Reeves | Craig Ferguson | Candice Michelle, Cyber Girls in print |
| 5-06 | Alison Waite | Alison Waite | Ozzie Guillén | Rebecca Romijn | Girls of the top 10 party schools, Rachel Sterling |
| 6-06 | Kara Monaco | Stephanie Larimore | Shepard Smith | Jason Lee | PMOY - Kara Monaco, Girls of MySpace |
| 7-06 | Vida Guerra | Sara Jean Underwood | Jerry Bruckheimer | Dana White | Vida Guerra |
| 8-06 | Monica Leigh | Nicole Voss | Denis Leary | Luke Wilson | Girls of Orange County , Stacey Dash |
| 10-06 | Tamara Witmer | Jordan Monroe | Ludacris | Johnny Knoxville | Girls of the Big 12 , Christine Dolce |
| 11-06 | Mercedes McNab | Sarah Elizabeth | Arianna Huffington | Tenacious D | Mercedes McNab, Girls of Hawaiian Tropic |
Question:
HOW MANY TIMES WAS LUDACRIS THE INTERVIEW SUBJECT FOR THE 20 QUESTIONS COLUMN?
Answer:
1.0