1 day: $3, 2 days: $6, 3 days: $9, 4 days: $12, 5 days: $15, 6 days: $18, 1 week: $21, 8 days: $24, 9 days: $27, 10 days: $30, 11 days: $33, 12 days: $36, 13 days: $39, 2 weeks: $42, 15 days: $45, 16 days: $48, 17 days: $51, 18 days: $54, 19 days: $57, 20 days: $60, 3 weeks: $63