The **Total** column shows the total number of people in that county or town with this surname.
For example, there were 2 people called MONCRIEFF in Sandsting Aithsting 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 50.0000 in Sandsting Aithsting means that
50.0000% of the people in Sandsting Aithsting on census day were called MONCRIEFF.

The **Index** column shows the relative probability of finding someone called MONCRIEFF
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 MONCRIEFF 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 MONCRIEFF 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 MONCRIEFF here than in the UK as a whole, and 10 would make it ten times as likely.
The value of 20,000.00 in Sandsting Aithsting means that you are 20,000.00 times as likely to find
someone with the surname of MONCRIEFF in Sandsting Aithsting than you would be in the whole of the UK.