According to an Expedia study.....
1. Rear seat-kicker (67%)
2. Inattentive parents (64%)
3. Aromatic passenger (56%)
4. Audio-insensitive (talking/music) (51%)
5. Boozer (50%)
6. Chatty Cathy (43%)
7. Carry-on baggage offenders (39%)
8. Armrest hog (38%)
9. Seat-back guy (aka seat recliner) (37%)
10. Queue jumper (35%)
11. Overhead bin inconsiderate (32%)
12. Pungent foodies (32%)
13. Back-of-seat grabber (31%)
14. Playboy (reads/watches adult content) (30%)
15. Amorous (inappropriate affection) (29%)
16. Mad bladder (28%)
17. Undresser (removes shoes or more) (26%)
18. Seat switcher (13%)
Read more here
http://edition.cnn.com/2014/12/09/tr...udy/index.html