I believe you may be referring to the Uniform Crime Index Report maintained by the FBI. See below link:
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The Babylonians used 60 as the base for their counting.
Counting by 5s and counting by 10s are similar because both involve skipping numbers to reach the next multiple. When counting by 5s, you add 5 to the previous number each time. When counting by 10s, you add 10 to the previous number each time. Both methods are efficient ways to quickly determine the multiples of a given number.
It would be almost impossible to accurately count every animal in a population. Indirect counting methods are used to give indices of the relative numbers. This involves looking for things such as nests, burrrows, skat, tracks etc. to estimate the population.
The king was in the counting house counting all his money.
whats counting order