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The industry used 81.6 % of its capability last week , compared with 82.2 % the previous week and 86.2 % a year ago .
 81.6 %, last week, 82.2 %, the previous week, 86.2 %, a year ago
Please list all entity words in the text that fit the category. Output format is "word1, 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} 
Answer:
 81.6 %, last week, 82.2 %, the previous week, 86.2 %, a year ago