The Total column shows the total number of people in that county or town with this surname.
For example, there were 565 people called BURTELL in Horstead With Stanninghall 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 40000.0000 in Horstead With Stanninghall means that
40000.0000% of the people in Horstead With Stanninghall on census day were called BURTELL.
The Index column shows the relative probability of finding someone called BURTELL
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 BURTELL 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 BURTELL 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 BURTELL here than in the UK as a whole, and 10 would make it ten times as likely.
The value of 0.57 in Horstead With Stanninghall means that you are 0.57 times as likely to find
someone with the surname of BURTELL in Horstead With Stanninghall than you would be in the whole of the UK.