2009 Cases (2164 cases)

AU-MORE THAN TWO UTILITIES (4 cases)

EL-ELECTRIC (821 cases)

GA-GAS (169 cases)

GE-GAS & ELECTRIC (10 cases)

HC-HEATING AND COOLING (1 cases)

HT-HEATING (5 cases)

PL-PIPE LINE (6 cases)

RR-RAILROAD (46 cases)

ST-SEWAGE TREATMENT (1 cases)

TP-TELEPHONE (455 cases)

TR-TRANSPORTATION (93 cases)

WS-WATER & SEWER (2 cases)

WT-WATER TRANSPORTATION (3 cases)

WW-WATER WORKS (16 cases)

XX-TEST INDUSTRY CODE (532 cases)