Leading
  10 retailers' share of the apparel market in the UK 2008-2018
  
  
 
 
  Leading
  retailers' share of the apparel market in the United Kingdom (UK) in 2008 and
  2018
  
  
 
 
  
  2008
  2018*
 
 
  M&S
  9.7
  7.6
 
 
  Primark
  4.4
  7
 
 
  Next
  6.7
  6.6
 
 
  Arcadia
  5.3
  3.8
 
 
  Asda
  3.5
  3.5
 
 
  TK Maxx
  2.2
  3.1
 
 
  Tesco
  2.5
  2.9
 
 
  JD Sports
  1.1
  2.7
 
 
  Debenhams
  3.3
  2.7
 
 
  Sports Direct
  1.3
  2.4
 
Preliminary modelling of UK retail market. Linking GDP, consumer confidence and retail sales
wolfram alpha:
UK GDP per year =£2.08 trillion
UK GDP per week £38461538461
UK GDP per capita =£31177 per year (exchange rate dependent)
UK GDP per capita = £598.78 per capita per week
average UK salary = £29,009 per year
£557 = average wage per capita per week
Approx 2.5% increase in GDP per year
Retail sales strongly cyclical with 12 month period
27.2 million households
household spending info:
disposable income per household = £29,400 median
for clothing 0.042*[disposableincome]
for £ use  0.106*[disposableincome] for supermarket
0.071*[disposableincome] for deptstore