{
{    Retrieves statistical information about the index records in a template file.
{
{       AVP$GET_INDEX_RECORD_STATISTICS (DEPTH, SPACE_USED_BY_INDEX_RECORDS,
{             INDEX_RECORD_COUNT, TOTAL_KEY_COUNT, MINIMUM_KEY_COUNT,
{             MAXIMUM_KEY_COUNT, FILE_INFORMATION, STATUS)
{
{ DEPTH: (input) Specifies which index level is examined.
{
{ SPACE_USED_BY_INDEX_RECORDS: (output) Total amount of space used by index
{       records (in bytes) at the specified depth.
{
{ INDEX_RECORD_COUNT: (ouptut) Number of index records at the specified depth.
{
{ TOTAL_KEY_COUNT: (output) Total number of keys at the specified depth.
{
{ MINIMUM_KEY_COUNT: (output) Minimum number of keys in an index record at the
{       specified depth.
{
{ MAXIMUM_KEY_COUNT: (output) Maximum number of keys in an index record at the
{       specified depth.
{
{ FILE_INFORMATION: (output) Record used by the template file manager to hold
{       information about the template file.
{
{ STATUS: (output) Variable in which the completion status is returned.
{       CONDITIONS:
{             None
{
