1975 Cases (1047 cases) AU-MORE THAN TWO UTILITIES (2 cases) BS-BUS (31 cases) EL-ELECTRIC (64 cases) GA-GAS (296 cases) GE-GAS & ELECTRIC (6 cases) HT-HEATING (4 cases) PL-PIPE LINE (6 cases) RC-RADIO COMMON CARRIERS (14 cases) RR-RAILROAD (28 cases) ST-SEWAGE TREATMENT (5 cases) TP-TELEPHONE (127 cases) TR-TRANSPORTATION (428 cases) WS-WATER & SEWER (3 cases) WW-WATER WORKS (33 cases)