CPM Forum
Lists => Terminology => Topic started by: admin on January 07, 2004, 03:03:05 am
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by Brian Cornwell
[spreadsheet]Description°Frequency of Appearance*
Excessively Rare°1 or fewer
Extremely Rare°2 to 3
Very Rare°4 to 6
Rare°7 to 10
Scarce°11 to 15
Not So Common°16 to 25
Common°26+
[/spreadsheet]
* in a typical 10 year period.