Basic info: size of leaf: 48 bytes, size of tnode: 40 bytes.
Id 4:
	Aver depth:     0.00
	Max depth:      0
	Leaves:         0
	Prefixes:       0
	Internal nodes: 0
	
	Pointers: 0
Null ptrs: 0
Total size: 0  kB
Id 6:
	Aver depth:     0.00
	Max depth:      0
	Leaves:         1
	Prefixes:       1
	Internal nodes: 0
	
	Pointers: 0
Null ptrs: 0
Total size: 1  kB
Main:
	Aver depth:     2.00
	Max depth:      3
	Leaves:         5
	Prefixes:       5
	Internal nodes: 3
	  2: 2  3: 1
	Pointers: 16
Null ptrs: 9
Total size: 1  kB
Local:
	Aver depth:     2.50
	Max depth:      3
	Leaves:         10
	Prefixes:       11
	Internal nodes: 7
	  1: 2  2: 4  3: 1
	Pointers: 28
Null ptrs: 12
Total size: 2  kB