Given a list of numbers, output the smallest difference among the pairs.
List: [9, 17, 3, 11, 22]
The smallest difference among the pairs in the list [9, 17, 3, 11, 22] is 2.
Complete the following task based on the instruction and optional input provided.### Instruction:
Given a list of numbers, output the smallest difference among the pairs.

### Input:
List: [9, 17, 3, 11, 22]

### Output:
The smallest difference among the pairs in the list [9, 17, 3, 11, 22] is 2.