depreciation and amortization | 1.19B - | 1.61B 34.70% | 1.56B 3.11% | 1.62B 4.17% | 1.91B 18.00% | |
change in working capital | 132M - | -211M 259.85% | 29M 113.74% | -402M 1,486.21% | -277M 31.09% | |
net cash provided by operating activities | 2.91B - | 2.78B 4.23% | 2.75B 1.33% | 2.04B 25.81% | 2.75B 35.03% | |
investments in property plant and equipment | -3.51B - | -3.44B 1.85% | -3.38B 2.00% | -3.90B 15.55% | -4.79B 22.69% | |
sales maturities of investments | | | | | | |
other investing activites | -375M - | -58M 84.53% | -214M 268.97% | -53M 75.23% | -293M 452.83% | |
net cash used for investing activites | -3.88B - | -3.50B 9.83% | -3.59B 2.48% | -3.95B 10.14% | -5.08B 28.45% | |
other financing activites | 2.49B - | 2.22B 11.07% | 3.01B 35.53% | 4.72B 57.02% | 1.98B 57.97% | |
net cash used provided by financing activities | 918M - | 676M 26.36% | 867M 28.25% | 2.36B 172.55% | 1.92B 18.66% | |
effect of forex changes on cash | | | | | | |
cash at beginning of period | 112M - | 52M 53.57% | 9M 82.69% | 33M 266.67% | 480M 1,354.55% | |