Sale Period | Price | Discount |
February 2019 | $3.99 | 20% |
May 2019 | $3.49 | 30% |
July 2019 | $0.99 | 80% |
October 2019 | $0.49 | 90% |
January 2020 | $0.49 | 90% |
April 2020 | $0.99 | 80% |
July 2020 | $0.09 | 98% |
November 2020 | $1.99 | 60% |
February 2021 | $1.99 | 60% |
March 2022 | $2.49 | 50% |
April 2024 | $1.99 | 60% |