For full year 2022, Regeneron generated $4,400,000,000 in free cash flow favorably impacted by a Q1 2022 payment from the U. S. Government For sales of REGEN CO that were recorded in the Q4 of 2021, we ended 2022 with cash and marketable securities Less debt of $11,600,000,000 We continue to deliver on our capital allocation priorities in 2022 By deploying approximately $3,400,000,000 towards business development and share repurchases, while continuing to fund our internal R and D efforts. In 2022, we executed approximately $1,300,000,000 in business development initiatives, Including the acquisitions of CheckMate Pharmaceuticals and the exclusive worldwide rights to Libtayo, We also purchased approximately $2,100,000,000 of our shares in 2022, including $431,000,000 in the 4th quarter. This morning, we announced a new $3,000,000,000 share repurchase authorization, reflecting our continued confidence in our business in our pipeline.