| Language Groups
(by relative difficulty) |
. | Class time required
for average student to reach Level 2+ (almost working professional proficiency) |
| Group I | Afrikaans, Danish, Dutch, German,
Norwegian, Swedish,
French, Haitian Creole, Italian, Portuguese, Romanian, Spanish, Swahili |
24 weeks*
(720 hours: 30 hours/week for 6 months) |
| Group II | Bulgarian,
Dari, Farsi, Greek, Hindi, Urdu, Indonesian, Malay |
38 weeks*
(1140 hours: 30 hours/week for 9 months) |
| Group III | Amharic, Hebrew,
Czech, Polish, Russian, Serbo-Croatian, Pilipino, Bengali, Nepali, Sinhala, Tamil, Finnish, Hungarian, Turkish, Burmese, Khmer, Lao, Thai, Vietnamese |
44 weeks*
(1320 hours: 30 hours/week for 11 months) |
| Group IV | Arabic, Chinese, Japanese, Korean | 65 weeks*
(1950 hours: 30 hours/week for 15 months) |
*each week consists of five 6 hour days of intensive training