It states of providing number of trainings but does not report the hours of training provided.

pg. 25

"We strive to have 100% participation in meaningful learning and development annually. Our career research shows that growth is a key reason why people join Twitter and, more importantly, why they stay. We offer a number of trainings and resources to our Tweeps — through teams, open enrollment courses, targeted role-based training, and sponsored participation in talent programs — all of which can be accessed anywhere, anytime, regardless of where our employees are based."