The Total column shows the total number of people in that county or town with this surname.
For example, there were 22 people called ACKERS in Prinknash at the time of the 1881 census.
The Frequency column shows the percentage of people in this county or town
with this surname. For example, a frequency of 17500.0000 in Prinknash means that
17500.0000% of the people in Prinknash on census day were called ACKERS.
The Index column shows the relative probability of finding someone called ACKERS
in this county or town, compared with the probability of finding them anywhere in Britain as a whole.
An index of 1 means that if you pick someone at random from this county or town, you have exactly the same
probability of picking someone called ACKERS as if you picked at random from the whole of the UK.
Where the index is higher than 1, then you are more likely to find someone called ACKERS here
than if you picked from the UK as a whole, and where it's lower then you are less likely. The actual figure
shows the level of probability - for example, a figure of 2 would indicate that you are twice as likely to find
someone called ACKERS here than in the UK as a whole, and 10 would make it ten times as likely.
The value of 0.02 in Prinknash means that you are 0.02 times as likely to find
someone with the surname of ACKERS in Prinknash than you would be in the whole of the UK.