Knihovna ve tvaru stromu (masiv)

[{"from":1800,"to":6600,"value":2,"percent":7},{"from":6600,"to":11400,"value":7,"percent":26},{"from":11400,"to":16200,"value":3,"percent":11},{"from":16200,"to":21000,"value":5,"percent":19},{"from":21000,"to":25800,"value":1,"percent":4},{"from":25800,"to":30600,"value":1,"percent":4},{"from":30600,"to":35400,"value":3,"percent":11},{"from":35400,"to":40200,"value":2,"percent":7},{"from":40200,"to":45000,"value":1,"percent":4},{"from":45000,"to":49800,"value":0,"percent":0},{"from":49800,"to":54600,"value":1,"percent":4},{"from":54600,"to":59400,"value":0,"percent":0},{"from":59400,"to":64200,"value":0,"percent":0},{"from":64200,"to":69000,"value":0,"percent":0},{"from":69000,"to":73800,"value":0,"percent":0},{"from":73800,"to":78600,"value":1,"percent":4}]