cosole graph

console.php

<?php

$data = [1.1066, 1.1048, 1.1023, 1.1003, 1.0969, 1.0951, 1.0901, 1.0914, 1.0867, 1.0842, 1.0835, 1.0816, 1.08,
    1.079, 1.0801, 1.0818, 1.084, 1.0875, 1.0964, 1.0977, 1.1122, 1.1117, 1.1125, 1.1187, 1.1336, 1.1456,
    1.139, 1.1336, 1.124, 1.1104, 1.1157, 1.0982, 1.0934, 1.0801, 1.0707, 1.0783, 1.0843, 1.0827, 1.0981,
    1.0977, 1.1034, 1.0956, 1.0936, 1.0906, 1.0785, 1.0791, 1.0885, 1.0871, 1.0867, 1.0963];

$terminalWidth = 80;

$maxValue = max($data);
$minValue = min($data);
$range = $maxValue - $minValue;
$scaleFactor = $range != 0 ? $terminalWidth / $range : 0;

foreach ($data as $value) {
    $scaledValue = round(($value - $minValue) * $scaleFactor);

    $graphLine = str_repeat(' ', $scaledValue) . 'o';

    echo $graphLine . PHP_EOL;
}