Based on Exhibit 4.?

What is the Price to Earnings for 2011 and 2012? Why is this ratio important.

Exhibit 4. ADT Corporation 2012 Financial Statements CONSOLIDATED AND COMBINED STATEMENTS OF OPERATIONS ($ Millions) Revenue Cost of revenue Selling, general and administrative expenses Separation costs Operating income Interest income Interest expense Income before income taxes Income tax expense Sept 28, Sept 30, Sept 24, 2012 2011 2010 3,228 3,110 2,591 1,374 1,341 1,065 1,125 1,076 1,022 Z 722 693 504 1 1 1 (93) (90) (107) 630 604 398 (236) (228) (159) 394 376 239 Net income Net income per share: Basic $1.70 $1.62 $1.03 Diluted $1.67 $1.59 $1.01 Weighted-average number of shares: Basic 232 232 232 Diluted 236 236 236