TNS Worldpanel
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "TNS_Worldpanel".

TNS Worldpanel is a division of the United Kingdom based global market information group TNS, which analyses the British grocery sector. Every month it publishes market share data for the United Kingdom grocery market for the preceding twelve week period, based on till-roll data from a representative cross-section of 25,000 households. This information is widely publicised in the business and general media in the United Kingdom, and is closely watched by retail analysts.

The following table details the Market Share data for UK grocery retailers:

All figures in Percentages(%)

content
Date Tesco Asda Sainsbury's Morrisons Somerfield1 Waitrose Iceland Netto Lidl Aldi Farmfoods Co-op Independents Others2
17 June 07 31.55 16.60 16.22 11.22 3.97 3.92 1.63 0.66 2.21 2.57 0.47 4 3 3.23
20 May 07 31.32 16.74 16.26 11.17 3.98 3.92 1.63 0.66 2.26 2.52 0.48 4 3 3.24
22 Apr 07 31.35 16.83 16.37 11.08 3.91 3.90 1.62 0.64 2.22 2.48 0.48 5 3 3.23
25 Feb 07 31.25 16.85 16.53 11.07 3.83 3.99 1.77 0.62 2.10 2.42 0.44 5 3 3.21
28 Jan 07 31.45 16.80 16.46 10.96 3.91 3.87 1.81 0.63 2.18 2.48 0.43 5 3 3.21
08 Oct 06 31.42 16.62 15.72 11.07 4.77 3.90 1.56 0.69 2.11 2.45 0.51 5 3 3.21
13 Aug 06 31.57 16.57 15.97 11.05 4.60 3.83 1.53 0.70 2.13 2.51 0.52 5 3 3.20
16 Jul 06 31.46 16.61 16.05 11.26 4.53 3.83 1.55 0.70 2.07 2.47 0.52 5 3 3.21
18 Jun 06 31.38 16.47 16.04 11.32 4.67 3.83 1.57 0.66 2.04 2.48 0.53 5 3 3.20
21 May 06 31.08 16.42 16.02 11.31 4.99 3.81 1.60 0.65 2.09 2.45 0.53 5 3 3.21
26 Mar 06 30.58 16.33 16.04 11.28 5.48 3.74 1.64 0.65 2.07 2.29 0.53 5 3 3.22
26 Feb 06 30.37 16.56 16.25 11.20 4.36 3.84 1.76 0.65 1.99 2.28 0.48 5 3 3.21
01 Jan 06 30.51 16.66 16.22 11.27 5.58 3.64 2.07 0.66 2.04 2.37 N/A 4.64 5 2.41

Note 1: Somerfield consists of both Somerfield and Kwik-Save (until June 2007 when Kwik-Save went in to Administration) and Gateway in Jan 2006.
Note 2: Others consists of all other frozen food stores, symbol stores, other multiples.

Marks and Spencer is omitted by TNS.

Graphs of the "Top 4"

The top 4 UK supermarkets consist of Tesco, Asda, Sainsbury and Morrisons. Below are graphs giving a visual view of their market share change.

Tesco

Asda

Sainsbury

Morrisons

Image:Market Share top supermarkets.jpg

External links
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