Top surnames in Lambeth from the 1881 British Census

Top surnames by total occurrences

Surname	Total	Frequency	Index
SMITH	3752	1.4729	1.0432
JONES	1829	0.7180	0.6340
BROWN	1496	0.5873	0.8909
TAYLOR	1243	0.4880	0.7630
WILLIAMS	1126	0.4420	0.6154
WHITE	1124	0.4413	1.3727
HARRIS	1021	0.4008	1.5772
DAVIS	1020	0.4004	1.8222
WRIGHT	950	0.3729	1.1625
CLARK	927	0.3639	1.2108

Surname	Total	Frequency	Index
KEMPTON	57	0.0224	7.7832
BRIANT	54	0.0212	7.7803
CAMBRIDGE	51	0.0200	6.5386
AVIS	70	0.0275	5.7230
RING	52	0.0204	5.0275
SEABROOK	57	0.0224	4.5463
CORNELL	75	0.0294	4.4066
NYE	70	0.0275	4.3962
CLARIDGE	65	0.0255	4.3894
SNELLING	90	0.0353	4.3526

The Total column shows the total number of people in that county or town with this surname. For example, there were 1829 people called JONES in Lambeth 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 0.7180 in Lambeth means that 0.7180% of the people in Lambeth on census day were called JONES.
The Index column shows the relative probability of finding someone called JONES 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 JONES a if you picked at random from the whole of the UK. If the index is higher than 1, then you are more likely to find someoen called JONES here than if you picked from the UK as a whole, and if 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 JONES here than in the UK as a whole, and 10 would make it ten times as likely. The value of 0.6340 in Lambeth means that you are 0.6340 times as likely to find someone with the surname of JONES in Lambeth than you would be in the whole of the UK.