Heat map (vertical): IIIIIIIIIJJJJJJKLMMMMMMLMOPPPPPPPPOONNMLKJJJKKKKLLLLLLKLLLLLLLLLMMMMMMMMMMMMMMMMMMMMMLLLLLLLLLLLLLLLLLLLLLLLLLMMLLLLLLKKKKKKKKJKKJJKKKKKKKKLKKKKKKKKKKKLLMMMMMMMMLMLKKKKKKKJJKKKKKKKKKKKKLLLMNNMMMMMNMMKKLLLLKKKKKKJJJKKLLLLLLLLKJKLMMMMNNNNMMLKKLLLKKKKKKLKLKKKLMMNOOOPPOONNMLMMNOPPOONNMMLKKKKKKKKKKKKKJJJ