1989 Cases (1999%20cases)

AU-MORE THAN TWO UTILITIES (5 cases)

BS-BUS (26 cases)

BT-BUS & TRUCK (2 cases)

EL-ELECTRIC (224 cases)

GA-GAS (377 cases)

GE-GAS & ELECTRIC (4 cases)

HT-HEATING (7 cases)

PL-PIPE LINE (12 cases)

RC-RADIO COMMON CARRIERS (43 cases)

RR-RAILROAD (15 cases)

ST-SEWAGE TREATMENT (11 cases)

TP-TELEPHONE (315 cases)

TR-TRANSPORTATION (910 cases)

WS-WATER & SEWER (6 cases)

WT-WATER TRANSPORTATION (1 cases)

WW-WATER WORKS (41 cases)