depreciation and amortization | 2.78B - | 4.01B 44.07% | 5.27B 31.34% | 6.05B 14.73% | |
change in working capital | -2.57B - | 580.09M 122.59% | 3.61B 522.79% | -1.77B 148.96% | |
net cash provided by operating activities | -9.23B - | 1.44B 115.65% | 1.14B 21.25% | -13.41B 1,279.11% | |
investments in property plant and equipment | -5.48B - | -2.25B 58.92% | -5.80B 157.45% | -6.62B 14.16% | |
sales maturities of investments | 48.62B - | 54.00B 11.08% | 77.81B 44.08% | 41.25B 46.99% | |
other investing activites | -2.04B - | 234.17M 111.47% | -1.74B 841.25% | 3.58B 306.02% | |
net cash used for investing activites | -18.45B - | -6.15B 66.66% | -1.95B 68.36% | 1.14B 158.81% | |
other financing activites | 27.21B - | 5.20B 80.87% | 10.26B 97.20% | 14.60B 42.26% | |
net cash used provided by financing activities | 23.28B - | 2.95B 87.32% | 9.27B 214.19% | 35.19B 279.46% | |
effect of forex changes on cash | 833.68M - | 510.82M 38.73% | -514.43M 200.71% | -571.97M 11.18% | |
cash at beginning of period | 17.64B - | 14.46B 17.99% | 12.79B 11.56% | 19.37B 51.45% | |