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CASH AND CASH EQUIVALENTS
12 Months Ended
Dec. 31, 2021
CASH AND CASH EQUIVALENTS  
CASH AND CASH EQUIVALENTS

12. CASH AND CASH EQUIVALENTS

    

December 31

    

December 31

  

($ millions)

 

2021

 

2020

Cash

 

1 971

 

1 523

Cash equivalents

 

234

 

362

 

2 205

 

1 885