The Terms tab displays a Totals secondary tab containing the numbers of different term types, and their percentage of the total terms.
Terms  The total number of terms in the indexed data. 
Alphabetical Terms  The number of terms containing only letters of the alphabet, and their percentage of the total terms. 
Numeric Terms  The number of terms containing only numeric characters, and their percentage of the total terms. 
Alphanumeric Terms  The number of terms containing both alphabetical and numeric characters, and their percentage of the total terms. 
Multibyte Terms  The number of terms containing multibyte characters, such as Arabic script, or Chinese and Japanese characters, and their percentage of the total terms. 
