24170
Coupled with the big re-adjustment of many teams after the national sports meet last year , a large number of good team members have retired , and newcomers just took over , therefore the overall standard of this competition was not high and no excellent results appeared .
 last year
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:
 last year