| |
| January |
| February |
| March |
| April |
| May |
| June |
| July |
| August |
| September |
| October |
| November |
| December |
| |
| Share |
|
| Delta |
|
68.1%
|
|
66.4%
|
|
65.4%
|
|
68.5%
|
|
66.1%
|
|
60.9%
|
|
56.9%
|
|
53.8%
|
|
46.6%
|
|
53%
|
|
48.6%
|
|
55.2%
|
| |
|
59.1%
|
|
| ASA |
|
0%
|
|
0%
|
|
0%
|
|
0%
|
|
4%
|
|
8.9%
|
|
8.8%
|
|
8.4%
|
|
9.4%
|
|
9.6%
|
|
14.7%
|
|
13.8%
|
| |
|
6.5%
|
|
| Northwest Airlink |
|
10.7%
|
|
11%
|
|
11.8%
|
|
13.6%
|
|
12.9%
|
|
13.3%
|
|
12.8%
|
|
12.6%
|
|
12.3%
|
|
10.7%
|
|
10.3%
|
|
10.5%
|
| |
|
11.9%
|
|
| Continental Express |
|
8.1%
|
|
8.4%
|
|
8.5%
|
|
8.2%
|
|
7.7%
|
|
7.7%
|
|
7.2%
|
|
8.2%
|
|
10.6%
|
|
10%
|
|
10%
|
|
11.3%
|
| |
|
8.8%
|
|
| US Airways Express |
|
0%
|
|
0%
|
|
0%
|
|
0%
|
|
0%
|
|
0%
|
|
5%
|
|
6.8%
|
|
7.2%
|
|
7.8%
|
|
7.6%
|
|
9.2%
|
| |
|
3.6%
|
|
| COMAIR |
|
5.2%
|
|
5.9%
|
|
5.2%
|
|
0%
|
|
0%
|
|
0%
|
|
0%
|
|
1.1%
|
|
7%
|
|
8.9%
|
|
8.8%
|
|
0%
|
| |
|
3.5%
|
|
| United Express |
|
7.8%
|
|
8.3%
|
|
9.1%
|
|
9.8%
|
|
9.3%
|
|
9.3%
|
|
9.4%
|
|
9.1%
|
|
6.8%
|
|
0%
|
|
0%
|
|
0%
|
| |
|
6.6%
|
|