For the year ended December 31st, 2019, Tesla Inc. reports Net Loss (i.e., negative Net Income) of - 775 million dollars in its Consolidated Statement of Operations (i.e., income statement). However, for the year ended December 31st, 2019, Tesla Inc. reports Net Cash Provided by Operations in its Consolidated Statement of Cash Flows (i.e., cash flow statement) of positive +2,405 million dollars. That means Operating Cash flows are $3,180 million (2405 + 775) greater than Net Income. What is the line on the cash flow statement that accounts for (i.e. makes up) the largest portion of these 3,180 million differences and what is the amount written on that line for the year ended December 31st, 2019?