1982 Cases (1638 cases) AU-MORE THAN TWO UTILITIES (2 cases) BS-BUS (41 cases) EL-ELECTRIC (124 cases) GA-GAS (371 cases) GE-GAS & ELECTRIC (12 cases) PL-PIPE LINE (2 cases) RC-RADIO COMMON CARRIERS (37 cases) RR-RAILROAD (12 cases) ST-SEWAGE TREATMENT (4 cases) TP-TELEPHONE (257 cases) TR-TRANSPORTATION (744 cases) UN-INDUSTRY NOT REGULATED BY PUCO (1 cases) WS-WATER & SEWER (3 cases) WT-WATER TRANSPORTATION (2 cases) WW-WATER WORKS (26 cases)