Organization chart ============ .. _1295458126: .. _1295458246: .. _1295458344: .. _1295458396: .. _1295458938: .. _1295459048: .. _1295459066: .. _1295459104: .. _1295459201: .. _1295547982: .. _1295548043: .. _1295548075: .. _1295548275: .. _1295548375: .. _1295548472: .. _1295548481: .. _1295548549: .. _1295548582: .. _1295548637: .. _1295548817: .. _1295548848: .. _1295637120: .. _1295677478: .. _1295677500: .. _1295677509: .. _1309967726: .. _1309967773: .. _1309967799: .. image:: images/Object_4.svg :width: 641 :height: 428 .. _RefImage_Object_4.svg: **Figure** 2-a **-a: Campbell diagram flowchart** The three methods of tracking trends are: * no sorting, * sorting frequencies from near to near, * sorted by the shape of the modes