Successful?
2 years again the debt was only 1.1 trillion baht.
The cumulative debt of Thai teachers, moreover, adds up to 1.1 trillion baht and accounts for 16% of the total public debt in Thailand. Most alarming, another study of teachers in debt found that a whopping 92% admitted that indebtedness caused mental and physical distress, and this distress, in turn, negatively affected the quality of their teaching!
https://www.kenan-asia.org/thai-teacher-debt/