Top surnames from the 1881 census in Sulham, Berkshire

The Total column shows the total number of people in that county or town with this surname. For example, there were 145 people called WILDER in Sulham 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 2162.1622 in Sulham means that 2162.1622% of the people in Sulham on census day were called WILDER.

The Index column shows the relative probability of finding someone called WILDER 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 WILDER 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 WILDER 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 WILDER here than in the UK as a whole, and 10 would make it ten times as likely. The value of 0.15 in Sulham means that you are 0.15 times as likely to find someone with the surname of WILDER in Sulham than you would be in the whole of the UK.