2006 Cases AU-MORE THAN TWO UTILITIES (16 cases) CC-COOLING COMPANY (1 cases) CT-COMPETITIVE TELEPHONE (21 cases) EL-ELECTRIC (141 cases) GA-GAS (144 cases) GE-GAS & ELECTRIC (9 cases) PL-PIPE LINE (5 cases) RC-RADIO COMMON CARRIERS (2 cases) RR-RAILROAD (41 cases) TP-TELEPHONE (1042 cases) TR-TRANSPORTATION (80 cases) WS-WATER & SEWER (8 cases) WW-WATER WORKS (8 cases) XX-TEST INDUSTRY CODE (2 cases)