What is the industry CR $4$ ?percentage for this set of companies?

?

Company Sales in $billion

WALMART Inc $($ includes Sam $$ s Club $)$

$ $341$

The Kroger Co

$ $122$

Costco Wholesale Corporation

$ $103$

Albertsons Cos. Inc. $ $62$

Ahold Delhaize USA

$ $44$

Publix Supermarkets Inc

$ $38$

H $.$ E $.$ ?Butt Grocery Co $ $28$

Meijer Inc $ $20$

Wakefern Food Corp $ $16\mathrm{.}6$

Aldi Inc $ $15\mathrm{.}5$