|#|Air Date|Timeslot (EST)|Season|Rating|Share|18-49 (Rating/Share)|Viewers (m)|Weekly Rank (#)|
|---|---|---|---|---|---|---|---|---|
|1|March 2, 2008|Sunday 9:00 P.M.|2007-2008|9.4|14|5.3/12|15.55|4|
|2|March 9, 2008|Sunday 9:00 P.M.|2007-2008|7.4|11|4.1/10|11.83|10|
|3|March 16, 2008|Sunday 9:00 P.M.|2007-2008|6.0|9|3.6/9|9.71|18|
|4|March 23, 2008|Sunday 9:00 P.M.|2007-2008|6.1|10|3.5/9|9.92|19|
|5|March 30, 2008|Sunday 9:00 P.M.|2007-2008|7.1|11|3.9/9|11.35|13|
|6|April 6, 2008|Sunday 9:00 P.M.|2007-2008|5.9|9|3.2/8|9.42|27|
|7|April 13, 2008|Sunday 8:00 P.M.|2007-2008|5.6|9|2.9/9|8.88|19|
|8|April 20, 2008|Sunday 8:00 P.M.|2007-2008|6.4|10|3.2/9|10.03|TBA|

Question: how many shows had at least 10 million viewers?
Answer: 4