Twenty-Four Hour (Military) Time
12 Hour Time     24-Hour (Military) Time (Examples)

11:00 am         11:00
11:30 am         11:30
12:00 noon       12:00
 1:00 pm         13:00
 1:30 pm         13:30
 2:00 pm         14:00
 3:00 pm         15:00
 4:00 pm         16:00
 4:30 pm         16:30
 5:00 pm         17:00
 6:00 pm         18:00
 7:00 pm         19:00
 7:30 pm         19:30