From above table ,
Number of executives recruited by all given organisations
In year 2006 , P = 480 , Q = 495 , R = 464 , S = 508 , T = 488 , U = 518
In year 2006 , Total number of executives recruited by all the organisations = Sum of the number of executives recruited by all given organisations
= 480 + 495 + 464 + 508 + 488 + 518 = 2953
Hence total executives recruited were 2953.