Episodes
[back to top] American Idol Episodes (Semifinals only)
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# | Date | Episode / Theme | #Cn | #Pf | Average Rating | Hi | Lo | σ | 0-19 | 20-39 | 40-59 | 60-79 | 80-100 | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | Jun 18, 2002 |
Open
|
10 | 10 |
| 86 | 9 | 18.1 | 3 | 1 | 4 | 1 | 1 | ||
2 | Jun 25, 2002 |
Open
|
10 | 10 |
| 84 | 15 | 17.4 | 3 | 2 | 2 | 2 | 1 | ||
3 | Jul 2, 2002 |
Open
|
10 | 10 |
| 60 | 20 | 18.1 | 0 | 5 | 4 | 1 | 0 | ||
4 | Jul 9, 2002 |
Open
|
5 | 5 |
| 65 | 31 | 20.2 | 0 | 1 | 2 | 2 | 0 | ||
5 | Feb 4, 2003 |
Open
|
8 | 8 |
| 70 | 11 | 19.3 | 1 | 3 | 1 | 3 | 0 | ||
6 | Feb 11, 2003 |
Open
|
8 | 8 |
| 81 | 8 | 16.4 | 2 | 2 | 1 | 1 | 2 | ||
7 | Feb 18, 2003 |
Open
|
8 | 8 |
| 74 | 25 | 22.9 | 0 | 3 | 4 | 1 | 0 | ||
8 | Feb 25, 2003 |
Open
|
8 | 8 |
| 81 | 2 | 13.1 | 3 | 0 | 3 | 1 | 1 | ||
9 | Mar 4, 2003 |
Open
|
9 | 9 |
| 90 | 17 | 15.7 | 1 | 3 | 2 | 1 | 2 | ||
10 | Feb 10, 2004 |
Open
|
8 | 8 |
| 84 | 25 | 21.5 | 0 | 4 | 1 | 2 | 1 | ||
11 | Feb 17, 2004 |
Open
|
8 | 8 |
| 61 | 6 | 14.0 | 3 | 1 | 3 | 1 | 0 | ||
12 | Feb 24, 2004 |
Open
|
8 | 8 |
| 92 | 10 | 17.6 | 1 | 1 | 4 | 1 | 1 | ||
13 | Mar 2, 2004 |
Open
|
8 | 8 |
| 79 | 7 | 16.3 | 2 | 1 | 2 | 3 | 0 | ||
14 | Mar 9, 2004 |
Open
|
8 | 8 |
| 72 | 24 | 18.5 | 0 | 5 | 0 | 3 | 0 | ||
15 | Feb 21, 2005 |
Open
|
12 | 12 |
| 84 | 19 | 19.5 | 1 | 4 | 4 | 2 | 1 | ||
16 | Feb 22, 2005 |
Open
|
12 | 12 |
| 87 | 13 | 18.8 | 1 | 5 | 2 | 2 | 2 | ||
17 | Feb 28, 2005 |
Open
|
10 | 10 |
| 90 | 16 | 21.2 | 1 | 2 | 4 | 2 | 1 | ||
18 | Mar 1, 2005 |
Open
|
10 | 10 |
| 68 | 10 | 21.3 | 1 | 2 | 5 | 2 | 0 | ||
19 | Mar 7, 2005 |
Open
|
8 | 8 |
| 85 | 16 | 17.6 | 1 | 2 | 3 | 1 | 1 | ||
20 | Mar 8, 2005 |
Open
|
8 | 8 |
| 80 | 7 | 16.4 | 1 | 2 | 2 | 2 | 1 | ||
21 | Feb 21, 2006 |
Open
|
12 | 12 |
| 80 | 10 | 15.8 | 3 | 2 | 3 | 3 | 1 | ||
22 | Feb 22, 2006 |
Open
|
12 | 12 |
| 85 | 7 | 16.5 | 1 | 4 | 3 | 2 | 2 | ||
23 | Feb 28, 2006 |
Open
|
10 | 10 |
| 70 | 7 | 16.7 | 2 | 2 | 4 | 2 | 0 | ||
24 | Mar 1, 2006 |
Open
|
10 | 10 |
| 92 | 19 | 15.6 | 1 | 3 | 3 | 1 | 2 | ||
25 | Mar 7, 2006 |
Open
|
8 | 8 |
| 87 | 12 | 18.5 | 1 | 1 | 4 | 1 | 1 | ||
26 | Mar 8, 2006 |
Open
|
8 | 8 |
| 80 | 24 | 19.9 | 0 | 3 | 2 | 2 | 1 | ||
27 | Feb 20, 2007 |
Open
|
12 | 12 |
| 79 | 12 | 18.3 | 3 | 5 | 1 | 3 | 0 | ||
28 | Feb 21, 2007 |
Open
|
12 | 12 |
| 88 | 13 | 15.2 | 2 | 4 | 0 | 3 | 3 | ||
29 | Feb 27, 2007 |
Open
|
10 | 10 |
| 75 | 7 | 19.5 | 1 | 2 | 4 | 3 | 0 | ||
30 | Feb 28, 2007 |
Open
|
10 | 10 |
| 92 | 13 | 14.8 | 2 | 2 | 2 | 3 | 1 | ||
31 | Mar 6, 2007 |
Open
|
8 | 8 |
| 67 | 21 | 17.4 | 0 | 4 | 2 | 2 | 0 | ||
32 | Mar 7, 2007 |
Open
|
8 | 8 |
| 88 | 17 | 14.8 | 1 | 1 | 3 | 2 | 1 | ||
33 | Feb 19, 2008 |
1960s
|
12 | 12 |
| 82 | 17 | 17.6 | 2 | 4 | 2 | 3 | 1 | ||
34 | Feb 20, 2008 |
1960s
|
12 | 12 |
| 84 | 6 | 19.5 | 2 | 1 | 4 | 4 | 1 | ||
35 | Feb 26, 2008 |
1970s
|
10 | 10 |
| 93 | 19 | 17.9 | 1 | 3 | 2 | 2 | 2 | ||
36 | Feb 27, 2008 |
1970s
|
10 | 10 |
| 83 | 5 | 16.6 | 2 | 4 | 2 | 0 | 2 | ||
37 | Mar 4, 2008 |
1980s
|
8 | 8 |
| 90 | 12 | 15.9 | 1 | 1 | 2 | 2 | 2 | ||
38 | Mar 5, 2008 |
1980s
|
8 | 8 |
| 80 | 26 | 20.9 | 0 | 1 | 5 | 1 | 1 | ||
39 | Feb 17, 2009 |
Billboard Hot 100
|
12 | 12 |
| 80 | 9 | 15.6 | 2 | 3 | 2 | 3 | 2 | ||
40 | Feb 25, 2009 |
Billboard Hot 100
|
12 | 12 |
| 84 | 4 | 19.8 | 2 | 4 | 3 | 2 | 1 | ||
41 | Mar 3, 2009 |
Billboard Hot 100
|
12 | 12 |
| 84 | 12 | 19.6 | 2 | 2 | 2 | 5 | 1 | ||
42 | Mar 5, 2009 |
Billboard Hot 100
|
8 | 8 |
| 72 | 24 | 22.0 | 0 | 3 | 2 | 3 | 0 | ||
43 | Feb 23, 2010 |
Billboard charts
|
12 | 12 |
| 79 | 7 | 18.5 | 3 | 2 | 2 | 5 | 0 | ||
44 | Feb 24, 2010 |
Billboard charts
|
12 | 12 |
| 84 | 3 | 19.0 | 3 | 4 | 3 | 1 | 1 | ||
45 | Mar 2, 2010 |
Billboard charts
|
10 | 10 |
| 70 | 15 | 20.4 | 1 | 3 | 3 | 3 | 0 | ||
46 | Mar 3, 2010 |
Billboard charts
|
10 | 10 |
| 90 | 6 | 16.4 | 1 | 3 | 2 | 2 | 2 | ||
47 | Mar 9, 2010 |
Billboard charts
|
8 | 8 |
| 90 | 14 | 13.3 | 1 | 2 | 2 | 2 | 1 | ||
48 | Mar 10, 2010 |
Billboard charts
|
8 | 8 |
| 80 | 21 | 23.3 | 0 | 2 | 3 | 2 | 1 | ||
49 | Mar 1, 2011 |
Open
|
12 | 12 |
| 90 | 5 | 16.7 | 1 | 4 | 2 | 2 | 3 | ||
50 | Mar 2, 2011 |
Open
|
12 | 12 |
| 93 | 9 | 17.3 | 2 | 1 | 4 | 3 | 2 |