Heat map (vertical): AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABDGFEEDDEEEEEEEEFEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABHEDDDDDDDDDDDDDDDDDDDEEEEEEEEEEEDDDDDDDDDDDDDDDDDDDIJKKJJKKKKKKKKKKKKKJJJJKKKJIDDDDDDDEJKJKJJJJJKKKKKKKKKJJJJJJJJJGFFFFFFFFFFFGGGFFFFEEEEJJJJJJJJJJJJJKJJKJJJJJJJKKKKJJJJJJJJGEEEEEEEFJIIIIJJJJJJIIIIHHHHHHHHHHHHHHHHHHHHHHHHHIIIIIIHIIIHIIHIJIHJIHIIIIIIHIIIIIIHHJIIIIIIJHHHHHIHHHHHHHIHHHHHHHIHHHHHHHIIIIIIIIIIIIIJIIIIIIHDDDDDDDEKJKJKKKKKKKKKKKKKKJJJKKKKJJFDDDDDDDDGFAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABEDEEEFAAAAAAAAAAN