| City A | City B | City C | City D | City E | City F | |
| City A | ||||||
| City B | ||||||
| City C | ||||||
| City D | ||||||
| City E | ||||||
| City F |
In the table above, each entry will represent the frequent flyer miles awarded for flying one way between a pair of cities. As part of a promotion, the airline is awarding an additional 1000 frequent flyer miles for those flights that originate in City E. What is the least number of table entries that are needed to show the frequent flyer points awarded for flying between each city and each of the other five cities?