18046
Shippers cut about $ 35 billion from their annual , inter-city truck and rail costs , to about $ 150 billion , or about 6.4 % of gross national product , down from 8 % of GNP in 1981 .
 money: about $ 35 billion; date: annual; money: about $ 150 billion; percent: about 6.4 %; percent: 8 %; date: 1981
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
 Entities: about $ 35 billion, annual, about $ 150 billion, about 6.4 %, 8 %, 1981 
Answer:
 money: about $ 35 billion; date: annual; money: about $ 150 billion; percent: about 6.4 %; percent: 8 %; date: 1981