2017 Cases (2033%20cases)

AU-MORE THAN TWO UTILITIES (20 cases)

EL-ELECTRIC (1907 cases)

GA-GAS (229 cases)

GE-GAS & ELECTRIC (8 cases)

HC-HEATING AND COOLING (1 cases)

HT-HEATING (2 cases)

PL-PIPE LINE (4 cases)

RC-RADIO COMMON CARRIERS (1 cases)

RR-RAILROAD (52 cases)

ST-SEWAGE TREATMENT (2 cases)

TP-TELEPHONE (249 cases)

TR-TRANSPORTATION (64 cases)

WS-WATER & SEWER (4 cases)

WW-WATER WORKS (4 cases)

XX-TEST INDUSTRY CODE (2 cases)