• english: 05 – native or bilingual proficiency
• spanish: 04 – native or bilingual proficiency
• russian: 03 – professional working proficiency
• italian: 02 – limited working proficiency
• portuguese: 02 – limited working proficiency
• french: 01 – elementary proficiency
• korean: 01 – elementary proficiency
• japanese: 00 – no proficiency
• chinese: 00 – no proficiency

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