There are 3 partitions:
Partition P1 has 2 items:
value (IndexData) 25 and frequency (Statistics) 10
value (IndexData) 35 and frequency (Statistics) 5
Partition P2 has 3 items:
value (IndexData) 57 and frequency (Statistics) 22
value (IndexData) 76 and frequency (Statistics) 10
value (IndexData) 99 and frequency (Statistics) 5
Partition P3 has 2 items:
value (IndexData) 120 and frequency (Statistics) 15
value (IndexData) 150 and frequency (Statistics) 5