数据来源：https://www.kaggle.com/gregorut/videogamesales 变量： Rank - Ranking of overall sales Name - The games name Platform - Platform of the games release (i.e. PC,PS4, etc.) Year - Year of the game's release Genre - Genre of the game Publisher - Publisher of the game NA_Sales - Sales in North America (in millions) EU_Sales - Sales in Europe (in millions) JP_Sales - Sales in Japan (in millions) Other_Sales - Sales in the rest of the world (in millions) Global_Sales - Total worldwide sales.