Heat map (vertical): PPPPPPPPPPPPQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQPPPPPPPPPOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOONNNOONNNNOONOONNNNNNNNNONNMLLLLKLLJKKJKKKKKJJJJIIJLMLLLJHHHHIIIJKMNOONNNMLLMMMLLLKJJIHIJIIHHHGGHHHHHHHHHHGGHGGGHHHHHHHGGGGFFFFFFFFFFEEEEEEEEEDEEEEEEEDDDDDDDEEEFFFGGGHIJLNPRSSSSRRQPPPPPOONOOOOOOPPOON