22098
In conclusion , wide variations in food safety practice exist between MS , including both number and type of contributions to the RASFF database , with some MS being relatively highly active in the key class of border notifications .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None