<?php return [ [1.329340388179, 2.5], [0.267865934620, -3.75], [9.513507698669, 0.1], [1.0, 1.0], [0.886226925453, 1.5], [17.837861981813, 4.8], [52.342777784553, 5.5], ['#NUM!', -1], ['#VALUE!', 'NAN'], ];